Finding the Third Proportional to 10,243.13 and 16,144.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,243.13 : 16,144.31 = 16,144.31 : x
2. Step 2: Convert to fraction form
   10,243.13/16,144.31 = 16,144.31/x
3. Step 3: Cross multiply
   10,243.13x = 16,144.31 × 16,144.31
4. Step 4: Simplify right side
   10,243.13x = 260,638,826.10
5. Step 5: Solve for x
   x = 260,638,826.10/10,243.13
6. Step 6: Final answer
   x = 25,445.25