Finding the Fourth Proportional to 23,131.63, 31,919.79 and 13,062.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,131.63 : 31,919.79 = 13,062.52 : x
2. Step 2: Convert to fraction form
   23,131.63/31,919.79 = 13,062.52/x
3. Step 3: Cross multiply
   23,131.63x = 31,919.79 × 13,062.52
4. Step 4: Simplify right side
   23,131.63x = 416,952,895.27
5. Step 5: Solve for x
   x = 416,952,895.27/23,131.63
6. Step 6: Final answer
   x = 18,025.23