Finding the Fourth Proportional to 31,947.57, 47,882.48 and 14,412.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,947.57 : 47,882.48 = 14,412.69 : x
2. Step 2: Convert to fraction form
   31,947.57/47,882.48 = 14,412.69/x
3. Step 3: Cross multiply
   31,947.57x = 47,882.48 × 14,412.69
4. Step 4: Simplify right side
   31,947.57x = 690,115,268.61
5. Step 5: Solve for x
   x = 690,115,268.61/31,947.57
6. Step 6: Final answer
   x = 21,601.49