Finding the Fourth Proportional to 125,429,399.88, 173,097,430.72 and 69,679,053.36

Step by Step Solution

1. Step 1: Write the proportion equation
   125,429,399.88 : 173,097,430.72 = 69,679,053.36 : x
2. Step 2: Convert to fraction form
   125,429,399.88/173,097,430.72 = 69,679,053.36/x
3. Step 3: Cross multiply
   125,429,399.88x = 173,097,430.72 × 69,679,053.36
4. Step 4: Simplify right side
   125,429,399.88x = 12,061,265,111,617,784
5. Step 5: Solve for x
   x = 12,061,265,111,617,784/125,429,399.88
6. Step 6: Final answer
   x = 96,159,792.86