Finding the Fourth Proportional to 23,080.96, 31,851.70 and 12,470.59

Step by Step Solution

1. Step 1: Write the proportion equation
   23,080.96 : 31,851.70 = 12,470.59 : x
2. Step 2: Convert to fraction form
   23,080.96/31,851.70 = 12,470.59/x
3. Step 3: Cross multiply
   23,080.96x = 31,851.70 × 12,470.59
4. Step 4: Simplify right side
   23,080.96x = 397,209,491.50
5. Step 5: Solve for x
   x = 397,209,491.50/23,080.96
6. Step 6: Final answer
   x = 17,209.40