Finding the Fourth Proportional to 23,255.13, 32,092.16 and 12,644.81

Step by Step Solution

1. Step 1: Write the proportion equation
   23,255.13 : 32,092.16 = 12,644.81 : x
2. Step 2: Convert to fraction form
   23,255.13/32,092.16 = 12,644.81/x
3. Step 3: Cross multiply
   23,255.13x = 32,092.16 × 12,644.81
4. Step 4: Simplify right side
   23,255.13x = 405,799,265.69
5. Step 5: Solve for x
   x = 405,799,265.69/23,255.13
6. Step 6: Final answer
   x = 17,449.88