Finding the Fourth Proportional to 54,316,766.16, 74,959,108.56 and 31,116,377.34

Step by Step Solution

1. Step 1: Write the proportion equation
   54,316,766.16 : 74,959,108.56 = 31,116,377.34 : x
2. Step 2: Convert to fraction form
   54,316,766.16/74,959,108.56 = 31,116,377.34/x
3. Step 3: Cross multiply
   54,316,766.16x = 74,959,108.56 × 31,116,377.34
4. Step 4: Simplify right side
   54,316,766.16x = 2,332,455,907,022,984
5. Step 5: Solve for x
   x = 2,332,455,907,022,984/54,316,766.16
6. Step 6: Final answer
   x = 42,941,730.00