Finding the Fourth Proportional to 88,320,469.96, 132,537,391.58 and 42,857,463.88

Step by Step Solution

1. Step 1: Write the proportion equation
   88,320,469.96 : 132,537,391.58 = 42,857,463.88 : x
2. Step 2: Convert to fraction form
   88,320,469.96/132,537,391.58 = 42,857,463.88/x
3. Step 3: Cross multiply
   88,320,469.96x = 132,537,391.58 × 42,857,463.88
4. Step 4: Simplify right side
   88,320,469.96x = 5,680,216,472,389,266
5. Step 5: Solve for x
   x = 5,680,216,472,389,266/88,320,469.96
6. Step 6: Final answer
   x = 64,313,702.98