Answer:
x = $16,078.46
Explanation:
$100,000 = 1.0101x + 1.0204x + 1.0309x + 1.0417x + 1.0526x + 1.0638x
$100,000 = 6.2195x
x = $100,000 / 6.2195 = $16,078.46
month investment value at end of month 6
1 $16,078.46 $17,104.74
2 $16,078.46 $16,924.68
3 $16,078.46 $16,748.39
4 $16,078.46 $16,575.73
5 $16,078.46 $16,406.59
6 $16,078.46 $16,240.87
total $96,470.76 $100,001*
*the extra $1 is due to rounding errors.