Finding the Fourth Proportional to 111,578,657.31, 167,369,655.51 and 42,495,276.15

Step by Step Solution

1. Step 1: Write the proportion equation
   111,578,657.31 : 167,369,655.51 = 42,495,276.15 : x
2. Step 2: Convert to fraction form
   111,578,657.31/167,369,655.51 = 42,495,276.15/x
3. Step 3: Cross multiply
   111,578,657.31x = 167,369,655.51 × 42,495,276.15
4. Step 4: Simplify right side
   111,578,657.31x = 7,112,419,730,027,818
5. Step 5: Solve for x
   x = 7,112,419,730,027,818/111,578,657.31
6. Step 6: Final answer
   x = 63,743,550.08