Finding the Fourth Proportional to 23,674.43, 32,670.90 and 13,064.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,674.43 : 32,670.90 = 13,064.78 : x
2. Step 2: Convert to fraction form
   23,674.43/32,670.90 = 13,064.78/x
3. Step 3: Cross multiply
   23,674.43x = 32,670.90 × 13,064.78
4. Step 4: Simplify right side
   23,674.43x = 426,838,120.90
5. Step 5: Solve for x
   x = 426,838,120.90/23,674.43
6. Step 6: Final answer
   x = 18,029.50