Finding the Fourth Proportional to 22,825.12, 31,498.40 and 12,753.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,825.12 : 31,498.40 = 12,753.76 : x
2. Step 2: Convert to fraction form
   22,825.12/31,498.40 = 12,753.76/x
3. Step 3: Cross multiply
   22,825.12x = 31,498.40 × 12,753.76
4. Step 4: Simplify right side
   22,825.12x = 401,723,033.98
5. Step 5: Solve for x
   x = 401,723,033.98/22,825.12
6. Step 6: Final answer
   x = 17,600.04