Finding the Third Proportional to 1,248.66 and 2,713.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248.66 : 2,713.31 = 2,713.31 : x
2. Step 2: Convert to fraction form
   1,248.66/2,713.31 = 2,713.31/x
3. Step 3: Cross multiply
   1,248.66x = 2,713.31 × 2,713.31
4. Step 4: Simplify right side
   1,248.66x = 7,362,064.72
5. Step 5: Solve for x
   x = 7,362,064.72/1,248.66
6. Step 6: Final answer
   x = 5,895.99