Finding the Fourth Proportional to 54,118.94, 74,699.88 and 31,468.10

Step by Step Solution

1. Step 1: Write the proportion equation
   54,118.94 : 74,699.88 = 31,468.10 : x
2. Step 2: Convert to fraction form
   54,118.94/74,699.88 = 31,468.10/x
3. Step 3: Cross multiply
   54,118.94x = 74,699.88 × 31,468.10
4. Step 4: Simplify right side
   54,118.94x = 2,350,663,293.83
5. Step 5: Solve for x
   x = 2,350,663,293.83/54,118.94
6. Step 6: Final answer
   x = 43,435.13