Finding the Fourth Proportional to 23,726.89, 32,744.52 and 13,116.28

Step by Step Solution

1. Step 1: Write the proportion equation
   23,726.89 : 32,744.52 = 13,116.28 : x
2. Step 2: Convert to fraction form
   23,726.89/32,744.52 = 13,116.28/x
3. Step 3: Cross multiply
   23,726.89x = 32,744.52 × 13,116.28
4. Step 4: Simplify right side
   23,726.89x = 429,486,292.79
5. Step 5: Solve for x
   x = 429,486,292.79/23,726.89
6. Step 6: Final answer
   x = 18,101.25