Finding the Fourth Proportional to 625,382.88, 938,061.36 and 152,070.72

Step by Step Solution

1. Step 1: Write the proportion equation
   625,382.88 : 938,061.36 = 152,070.72 : x
2. Step 2: Convert to fraction form
   625,382.88/938,061.36 = 152,070.72/x
3. Step 3: Cross multiply
   625,382.88x = 938,061.36 × 152,070.72
4. Step 4: Simplify right side
   625,382.88x = 142,651,666,419.38
5. Step 5: Solve for x
   x = 142,651,666,419.38/625,382.88
6. Step 6: Final answer
   x = 228,102.93