Finding the Fourth Proportional to 31,892.79, 47,808.15 and 15,248.51

Step by Step Solution

1. Step 1: Write the proportion equation
   31,892.79 : 47,808.15 = 15,248.51 : x
2. Step 2: Convert to fraction form
   31,892.79/47,808.15 = 15,248.51/x
3. Step 3: Cross multiply
   31,892.79x = 47,808.15 × 15,248.51
4. Step 4: Simplify right side
   31,892.79x = 729,002,814.32
5. Step 5: Solve for x
   x = 729,002,814.32/31,892.79
6. Step 6: Final answer
   x = 22,857.92