Finding the Fourth Proportional to 23,713.18, 32,724.48 and 13,102.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,713.18 : 32,724.48 = 13,102.72 : x
2. Step 2: Convert to fraction form
   23,713.18/32,724.48 = 13,102.72/x
3. Step 3: Cross multiply
   23,713.18x = 32,724.48 × 13,102.72
4. Step 4: Simplify right side
   23,713.18x = 428,779,698.59
5. Step 5: Solve for x
   x = 428,779,698.59/23,713.18
6. Step 6: Final answer
   x = 18,081.91