Finding the Fourth Proportional to 23,321.92, 32,178.72 and 13,250.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,321.92 : 32,178.72 = 13,250.56 : x
2. Step 2: Convert to fraction form
   23,321.92/32,178.72 = 13,250.56/x
3. Step 3: Cross multiply
   23,321.92x = 32,178.72 × 13,250.56
4. Step 4: Simplify right side
   23,321.92x = 426,386,060.08
5. Step 5: Solve for x
   x = 426,386,060.08/23,321.92
6. Step 6: Final answer
   x = 18,282.63