Finding the Fourth Proportional to 22,681.25, 31,300.24 and 12,610.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,681.25 : 31,300.24 = 12,610.12 : x
2. Step 2: Convert to fraction form
   22,681.25/31,300.24 = 12,610.12/x
3. Step 3: Cross multiply
   22,681.25x = 31,300.24 × 12,610.12
4. Step 4: Simplify right side
   22,681.25x = 394,699,782.43
5. Step 5: Solve for x
   x = 394,699,782.43/22,681.25
6. Step 6: Final answer
   x = 17,402.03