Finding the Fourth Proportional to 42,849,124.38, 59,149,887.71 and 28,929,336.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,849,124.38 : 59,149,887.71 = 28,929,336.75 : x
2. Step 2: Convert to fraction form
   42,849,124.38/59,149,887.71 = 28,929,336.75/x
3. Step 3: Cross multiply
   42,849,124.38x = 59,149,887.71 × 28,929,336.75
4. Step 4: Simplify right side
   42,849,124.38x = 1,711,167,020,142,629.50
5. Step 5: Solve for x
   x = 1,711,167,020,142,629.50/42,849,124.38
6. Step 6: Final answer
   x = 39,934,702.16