Finding the Fourth Proportional to 31,700.08, 47,439.42 and 25,444.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,700.08 : 47,439.42 = 25,444.72 : x
2. Step 2: Convert to fraction form
   31,700.08/47,439.42 = 25,444.72/x
3. Step 3: Cross multiply
   31,700.08x = 47,439.42 × 25,444.72
4. Step 4: Simplify right side
   31,700.08x = 1,207,082,758.86
5. Step 5: Solve for x
   x = 1,207,082,758.86/31,700.08
6. Step 6: Final answer
   x = 38,078.22