Finding the Fourth Proportional to 77,024,617.91, 106,296,543.33 and 42,217,397.54

Step by Step Solution

1. Step 1: Write the proportion equation
   77,024,617.91 : 106,296,543.33 = 42,217,397.54 : x
2. Step 2: Convert to fraction form
   77,024,617.91/106,296,543.33 = 42,217,397.54/x
3. Step 3: Cross multiply
   77,024,617.91x = 106,296,543.33 × 42,217,397.54
4. Step 4: Simplify right side
   77,024,617.91x = 4,487,563,426,413,617.50
5. Step 5: Solve for x
   x = 4,487,563,426,413,617.50/77,024,617.91
6. Step 6: Final answer
   x = 58,261,417.56