Finding the Third Proportional to 16,129.13 and 23,920.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,129.13 : 23,920.31 = 23,920.31 : x
2. Step 2: Convert to fraction form
   16,129.13/23,920.31 = 23,920.31/x
3. Step 3: Cross multiply
   16,129.13x = 23,920.31 × 23,920.31
4. Step 4: Simplify right side
   16,129.13x = 572,181,350.10
5. Step 5: Solve for x
   x = 572,181,350.10/16,129.13
6. Step 6: Final answer
   x = 35,475.04