Finding the Fourth Proportional to 23,766.76, 32,796.72 and 13,155.76

Step by Step Solution

1. Step 1: Write the proportion equation
   23,766.76 : 32,796.72 = 13,155.76 : x
2. Step 2: Convert to fraction form
   23,766.76/32,796.72 = 13,155.76/x
3. Step 3: Cross multiply
   23,766.76x = 32,796.72 × 13,155.76
4. Step 4: Simplify right side
   23,766.76x = 431,465,777.11
5. Step 5: Solve for x
   x = 431,465,777.11/23,766.76
6. Step 6: Final answer
   x = 18,154.17