Finding the Fourth Proportional to 57,978.64, 86,992.72 and 24,714.38

Step by Step Solution

1. Step 1: Write the proportion equation
   57,978.64 : 86,992.72 = 24,714.38 : x
2. Step 2: Convert to fraction form
   57,978.64/86,992.72 = 24,714.38/x
3. Step 3: Cross multiply
   57,978.64x = 86,992.72 × 24,714.38
4. Step 4: Simplify right side
   57,978.64x = 2,149,971,139.31
5. Step 5: Solve for x
   x = 2,149,971,139.31/57,978.64
6. Step 6: Final answer
   x = 37,082.12