Finding the Third Proportional to 1,254.09 and 2,710.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,254.09 : 2,710.69 = 2,710.69 : x
2. Step 2: Convert to fraction form
   1,254.09/2,710.69 = 2,710.69/x
3. Step 3: Cross multiply
   1,254.09x = 2,710.69 × 2,710.69
4. Step 4: Simplify right side
   1,254.09x = 7,347,826.72
5. Step 5: Solve for x
   x = 7,347,826.72/1,254.09
6. Step 6: Final answer
   x = 5,859.07