Finding the Fourth Proportional to 22,574.48, 31,150.92 and 12,503.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,574.48 : 31,150.92 = 12,503.12 : x
2. Step 2: Convert to fraction form
   22,574.48/31,150.92 = 12,503.12/x
3. Step 3: Cross multiply
   22,574.48x = 31,150.92 × 12,503.12
4. Step 4: Simplify right side
   22,574.48x = 389,483,690.87
5. Step 5: Solve for x
   x = 389,483,690.87/22,574.48
6. Step 6: Final answer
   x = 17,253.27