Finding the Fourth Proportional to 23,078.27, 31,847.10 and 13,008.80

Step by Step Solution

1. Step 1: Write the proportion equation
   23,078.27 : 31,847.10 = 13,008.80 : x
2. Step 2: Convert to fraction form
   23,078.27/31,847.10 = 13,008.80/x
3. Step 3: Cross multiply
   23,078.27x = 31,847.10 × 13,008.80
4. Step 4: Simplify right side
   23,078.27x = 414,292,585.31
5. Step 5: Solve for x
   x = 414,292,585.31/23,078.27
6. Step 6: Final answer
   x = 17,951.63