Finding the Fourth Proportional to 23,271.57, 32,113.80 and 12,661.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,271.57 : 32,113.80 = 12,661.18 : x
2. Step 2: Convert to fraction form
   23,271.57/32,113.80 = 12,661.18/x
3. Step 3: Cross multiply
   23,271.57x = 32,113.80 × 12,661.18
4. Step 4: Simplify right side
   23,271.57x = 406,598,522.00
5. Step 5: Solve for x
   x = 406,598,522.00/23,271.57
6. Step 6: Final answer
   x = 17,471.90