Finding the Fourth Proportional to 23,272.53, 32,116.41 and 13,200.75

Step by Step Solution

1. Step 1: Write the proportion equation
   23,272.53 : 32,116.41 = 13,200.75 : x
2. Step 2: Convert to fraction form
   23,272.53/32,116.41 = 13,200.75/x
3. Step 3: Cross multiply
   23,272.53x = 32,116.41 × 13,200.75
4. Step 4: Simplify right side
   23,272.53x = 423,960,699.31
5. Step 5: Solve for x
   x = 423,960,699.31/23,272.53
6. Step 6: Final answer
   x = 18,217.22