Finding the Fourth Proportional to 22,574.50, 31,152.31 and 12,502.35

Step by Step Solution

1. Step 1: Write the proportion equation
   22,574.50 : 31,152.31 = 12,502.35 : x
2. Step 2: Convert to fraction form
   22,574.50/31,152.31 = 12,502.35/x
3. Step 3: Cross multiply
   22,574.50x = 31,152.31 × 12,502.35
4. Step 4: Simplify right side
   22,574.50x = 389,477,082.93
5. Step 5: Solve for x
   x = 389,477,082.93/22,574.50
6. Step 6: Final answer
   x = 17,252.97