Finding the Third Proportional to 16,440 and 25,086

Step by Step Solution

1. Step 1: Write the proportion equation
   16,440 : 25,086 = 25,086 : x
2. Step 2: Convert to fraction form
   16,440/25,086 = 25,086/x
3. Step 3: Cross multiply
   16,440x = 25,086 × 25,086
4. Step 4: Simplify right side
   16,440x = 629,307,396
5. Step 5: Solve for x
   x = 629,307,396/16,440
6. Step 6: Final answer
   x = 38,279.04