Finding the Fourth Proportional to 23,726.15, 32,743.37 and 13,116.77

Step by Step Solution

1. Step 1: Write the proportion equation
   23,726.15 : 32,743.37 = 13,116.77 : x
2. Step 2: Convert to fraction form
   23,726.15/32,743.37 = 13,116.77/x
3. Step 3: Cross multiply
   23,726.15x = 32,743.37 × 13,116.77
4. Step 4: Simplify right side
   23,726.15x = 429,487,187.73
5. Step 5: Solve for x
   x = 429,487,187.73/23,726.15
6. Step 6: Final answer
   x = 18,101.85