Finding the Fourth Proportional to 23,131.64, 31,919.82 and 13,062.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,131.64 : 31,919.82 = 13,062.52 : x
2. Step 2: Convert to fraction form
   23,131.64/31,919.82 = 13,062.52/x
3. Step 3: Cross multiply
   23,131.64x = 31,919.82 × 13,062.52
4. Step 4: Simplify right side
   23,131.64x = 416,953,287.15
5. Step 5: Solve for x
   x = 416,953,287.15/23,131.64
6. Step 6: Final answer
   x = 18,025.24