Finding the Fourth Proportional to 23,507.76, 32,429.40 and 13,566

Step by Step Solution

1. Step 1: Write the proportion equation
   23,507.76 : 32,429.40 = 13,566 : x
2. Step 2: Convert to fraction form
   23,507.76/32,429.40 = 13,566/x
3. Step 3: Cross multiply
   23,507.76x = 32,429.40 × 13,566
4. Step 4: Simplify right side
   23,507.76x = 439,937,240.40
5. Step 5: Solve for x
   x = 439,937,240.40/23,507.76
6. Step 6: Final answer
   x = 18,714.55