Finding the Third Proportional to 1,313.75 and 1,498.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,313.75 : 1,498.25 = 1,498.25 : x
2. Step 2: Convert to fraction form
   1,313.75/1,498.25 = 1,498.25/x
3. Step 3: Cross multiply
   1,313.75x = 1,498.25 × 1,498.25
4. Step 4: Simplify right side
   1,313.75x = 2,244,753.06
5. Step 5: Solve for x
   x = 2,244,753.06/1,313.75
6. Step 6: Final answer
   x = 1,708.66