Finding the Fourth Proportional to 57,939.52, 79,956.52 and 31,443.52

Step by Step Solution

1. Step 1: Write the proportion equation
   57,939.52 : 79,956.52 = 31,443.52 : x
2. Step 2: Convert to fraction form
   57,939.52/79,956.52 = 31,443.52/x
3. Step 3: Cross multiply
   57,939.52x = 79,956.52 × 31,443.52
4. Step 4: Simplify right side
   57,939.52x = 2,514,114,435.75
5. Step 5: Solve for x
   x = 2,514,114,435.75/57,939.52
6. Step 6: Final answer
   x = 43,392.05