Finding the Fourth Proportional to 23,328.14, 32,191.61 and 13,255.17

Step by Step Solution

1. Step 1: Write the proportion equation
   23,328.14 : 32,191.61 = 13,255.17 : x
2. Step 2: Convert to fraction form
   23,328.14/32,191.61 = 13,255.17/x
3. Step 3: Cross multiply
   23,328.14x = 32,191.61 × 13,255.17
4. Step 4: Simplify right side
   23,328.14x = 426,705,196.85
5. Step 5: Solve for x
   x = 426,705,196.85/23,328.14
6. Step 6: Final answer
   x = 18,291.44