Finding the Fourth Proportional to 23,653.72, 32,642.34 and 13,043.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,653.72 : 32,642.34 = 13,043.72 : x
2. Step 2: Convert to fraction form
   23,653.72/32,642.34 = 13,043.72/x
3. Step 3: Cross multiply
   23,653.72x = 32,642.34 × 13,043.72
4. Step 4: Simplify right side
   23,653.72x = 425,777,543.10
5. Step 5: Solve for x
   x = 425,777,543.10/23,653.72
6. Step 6: Final answer
   x = 18,000.45