Finding the Fourth Proportional to 57,150.19, 78,864.52 and 31,654.83

Step by Step Solution

1. Step 1: Write the proportion equation
   57,150.19 : 78,864.52 = 31,654.83 : x
2. Step 2: Convert to fraction form
   57,150.19/78,864.52 = 31,654.83/x
3. Step 3: Cross multiply
   57,150.19x = 78,864.52 × 31,654.83
4. Step 4: Simplify right side
   57,150.19x = 2,496,442,815.36
5. Step 5: Solve for x
   x = 2,496,442,815.36/57,150.19
6. Step 6: Final answer
   x = 43,682.15