Finding the Fourth Proportional to 23,269.30, 32,111.61 and 12,658.91

Step by Step Solution

1. Step 1: Write the proportion equation
   23,269.30 : 32,111.61 = 12,658.91 : x
2. Step 2: Convert to fraction form
   23,269.30/32,111.61 = 12,658.91/x
3. Step 3: Cross multiply
   23,269.30x = 32,111.61 × 12,658.91
4. Step 4: Simplify right side
   23,269.30x = 406,497,980.95
5. Step 5: Solve for x
   x = 406,497,980.95/23,269.30
6. Step 6: Final answer
   x = 17,469.28