Finding the Third Proportional to 1,042.88 and 2,207.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,042.88 : 2,207.25 = 2,207.25 : x
2. Step 2: Convert to fraction form
   1,042.88/2,207.25 = 2,207.25/x
3. Step 3: Cross multiply
   1,042.88x = 2,207.25 × 2,207.25
4. Step 4: Simplify right side
   1,042.88x = 4,871,952.56
5. Step 5: Solve for x
   x = 4,871,952.56/1,042.88
6. Step 6: Final answer
   x = 4,671.66