Finding the Fourth Proportional to 22,644.42, 31,250.10 and 12,573.02

Step by Step Solution

1. Step 1: Write the proportion equation
   22,644.42 : 31,250.10 = 12,573.02 : x
2. Step 2: Convert to fraction form
   22,644.42/31,250.10 = 12,573.02/x
3. Step 3: Cross multiply
   22,644.42x = 31,250.10 × 12,573.02
4. Step 4: Simplify right side
   22,644.42x = 392,908,132.30
5. Step 5: Solve for x
   x = 392,908,132.30/22,644.42
6. Step 6: Final answer
   x = 17,351.21