Finding the Third Proportional to 1,239.75 and 2,707.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,239.75 : 2,707.03 = 2,707.03 : x
2. Step 2: Convert to fraction form
   1,239.75/2,707.03 = 2,707.03/x
3. Step 3: Cross multiply
   1,239.75x = 2,707.03 × 2,707.03
4. Step 4: Simplify right side
   1,239.75x = 7,328,018.19
5. Step 5: Solve for x
   x = 7,328,018.19/1,239.75
6. Step 6: Final answer
   x = 5,910.88