Finding the Fourth Proportional to 23,523.78, 32,463 and 12,914.40

Step by Step Solution

1. Step 1: Write the proportion equation
   23,523.78 : 32,463 = 12,914.40 : x
2. Step 2: Convert to fraction form
   23,523.78/32,463 = 12,914.40/x
3. Step 3: Cross multiply
   23,523.78x = 32,463 × 12,914.40
4. Step 4: Simplify right side
   23,523.78x = 419,240,167.20
5. Step 5: Solve for x
   x = 419,240,167.20/23,523.78
6. Step 6: Final answer
   x = 17,821.97