Finding the Fourth Proportional to 22,573.58, 31,151.74 and 12,502.18

Step by Step Solution

1. Step 1: Write the proportion equation
   22,573.58 : 31,151.74 = 12,502.18 : x
2. Step 2: Convert to fraction form
   22,573.58/31,151.74 = 12,502.18/x
3. Step 3: Cross multiply
   22,573.58x = 31,151.74 × 12,502.18
4. Step 4: Simplify right side
   22,573.58x = 389,464,660.79
5. Step 5: Solve for x
   x = 389,464,660.79/22,573.58
6. Step 6: Final answer
   x = 17,253.12