Finding the Fourth Proportional to 77,323,355, 106,703,498.52 and 42,515,801.72

Step by Step Solution

1. Step 1: Write the proportion equation
   77,323,355 : 106,703,498.52 = 42,515,801.72 : x
2. Step 2: Convert to fraction form
   77,323,355/106,703,498.52 = 42,515,801.72/x
3. Step 3: Cross multiply
   77,323,355x = 106,703,498.52 × 42,515,801.72
4. Step 4: Simplify right side
   77,323,355x = 4,536,584,785,906,633
5. Step 5: Solve for x
   x = 4,536,584,785,906,633/77,323,355
6. Step 6: Final answer
   x = 58,670,304.54