Finding the Fourth Proportional to 52,454.48, 78,750.31 and 31,146.10

Step by Step Solution

1. Step 1: Write the proportion equation
   52,454.48 : 78,750.31 = 31,146.10 : x
2. Step 2: Convert to fraction form
   52,454.48/78,750.31 = 31,146.10/x
3. Step 3: Cross multiply
   52,454.48x = 78,750.31 × 31,146.10
4. Step 4: Simplify right side
   52,454.48x = 2,452,764,952.43
5. Step 5: Solve for x
   x = 2,452,764,952.43/52,454.48
6. Step 6: Final answer
   x = 46,759.88