Finding the Fourth Proportional to 23,675.20, 32,673.72 and 13,065.76

Step by Step Solution

1. Step 1: Write the proportion equation
   23,675.20 : 32,673.72 = 13,065.76 : x
2. Step 2: Convert to fraction form
   23,675.20/32,673.72 = 13,065.76/x
3. Step 3: Cross multiply
   23,675.20x = 32,673.72 × 13,065.76
4. Step 4: Simplify right side
   23,675.20x = 426,906,983.83
5. Step 5: Solve for x
   x = 426,906,983.83/23,675.20
6. Step 6: Final answer
   x = 18,031.82