Finding the Fourth Proportional to 23,753.82, 32,780.78 and 13,144.17

Step by Step Solution

1. Step 1: Write the proportion equation
   23,753.82 : 32,780.78 = 13,144.17 : x
2. Step 2: Convert to fraction form
   23,753.82/32,780.78 = 13,144.17/x
3. Step 3: Cross multiply
   23,753.82x = 32,780.78 × 13,144.17
4. Step 4: Simplify right side
   23,753.82x = 430,876,145.05
5. Step 5: Solve for x
   x = 430,876,145.05/23,753.82
6. Step 6: Final answer
   x = 18,139.24