Finding the Fourth Proportional to 23,641.30, 32,615.84 and 13,566.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,641.30 : 32,615.84 = 13,566.10 : x
2. Step 2: Convert to fraction form
   23,641.30/32,615.84 = 13,566.10/x
3. Step 3: Cross multiply
   23,641.30x = 32,615.84 × 13,566.10
4. Step 4: Simplify right side
   23,641.30x = 442,469,747.02
5. Step 5: Solve for x
   x = 442,469,747.02/23,641.30
6. Step 6: Final answer
   x = 18,715.97