Finding the Third Proportional to 17,660.25 and 26,490.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,660.25 : 26,490.75 = 26,490.75 : x
2. Step 2: Convert to fraction form
   17,660.25/26,490.75 = 26,490.75/x
3. Step 3: Cross multiply
   17,660.25x = 26,490.75 × 26,490.75
4. Step 4: Simplify right side
   17,660.25x = 701,759,835.56
5. Step 5: Solve for x
   x = 701,759,835.56/17,660.25
6. Step 6: Final answer
   x = 39,736.69