Finding the Fourth Proportional to 124,764,404.10, 187,159,112.55 and 42,872,496.90

Step by Step Solution

1. Step 1: Write the proportion equation
   124,764,404.10 : 187,159,112.55 = 42,872,496.90 : x
2. Step 2: Convert to fraction form
   124,764,404.10/187,159,112.55 = 42,872,496.90/x
3. Step 3: Cross multiply
   124,764,404.10x = 187,159,112.55 × 42,872,496.90
4. Step 4: Simplify right side
   124,764,404.10x = 8,023,978,472,606,626
5. Step 5: Solve for x
   x = 8,023,978,472,606,626/124,764,404.10
6. Step 6: Final answer
   x = 64,313,042.89