Finding the Fourth Proportional to 23,268.76, 32,111.28 and 12,658.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,268.76 : 32,111.28 = 12,658.56 : x
2. Step 2: Convert to fraction form
   23,268.76/32,111.28 = 12,658.56/x
3. Step 3: Cross multiply
   23,268.76x = 32,111.28 × 12,658.56
4. Step 4: Simplify right side
   23,268.76x = 406,482,564.56
5. Step 5: Solve for x
   x = 406,482,564.56/23,268.76
6. Step 6: Final answer
   x = 17,469.03