Finding the Fourth Proportional to 42,156,468.76, 58,153,485.98 and 25,641,644.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,156,468.76 : 58,153,485.98 = 25,641,644.44 : x
2. Step 2: Convert to fraction form
   42,156,468.76/58,153,485.98 = 25,641,644.44/x
3. Step 3: Cross multiply
   42,156,468.76x = 58,153,485.98 × 25,641,644.44
4. Step 4: Simplify right side
   42,156,468.76x = 1,491,151,010,445,685
5. Step 5: Solve for x
   x = 1,491,151,010,445,685/42,156,468.76
6. Step 6: Final answer
   x = 35,371,819.66