Finding the Fourth Proportional to 31,861.25, 47,786.49 and 9,669.29

Step by Step Solution

1. Step 1: Write the proportion equation
   31,861.25 : 47,786.49 = 9,669.29 : x
2. Step 2: Convert to fraction form
   31,861.25/47,786.49 = 9,669.29/x
3. Step 3: Cross multiply
   31,861.25x = 47,786.49 × 9,669.29
4. Step 4: Simplify right side
   31,861.25x = 462,061,429.89
5. Step 5: Solve for x
   x = 462,061,429.89/31,861.25
6. Step 6: Final answer
   x = 14,502.30