Finding the Fourth Proportional to 23,727.36, 32,743.98 and 13,116.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,727.36 : 32,743.98 = 13,116.72 : x
2. Step 2: Convert to fraction form
   23,727.36/32,743.98 = 13,116.72/x
3. Step 3: Cross multiply
   23,727.36x = 32,743.98 × 13,116.72
4. Step 4: Simplify right side
   23,727.36x = 429,493,617.35
5. Step 5: Solve for x
   x = 429,493,617.35/23,727.36
6. Step 6: Final answer
   x = 18,101.20