Finding the Fourth Proportional to 23,269.12, 32,111.24 and 12,658.79

Step by Step Solution

1. Step 1: Write the proportion equation
   23,269.12 : 32,111.24 = 12,658.79 : x
2. Step 2: Convert to fraction form
   23,269.12/32,111.24 = 12,658.79/x
3. Step 3: Cross multiply
   23,269.12x = 32,111.24 × 12,658.79
4. Step 4: Simplify right side
   23,269.12x = 406,489,460.78
5. Step 5: Solve for x
   x = 406,489,460.78/23,269.12
6. Step 6: Final answer
   x = 17,469.05