Finding the Third Proportional to 2,686.88 and 4,150.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,686.88 : 4,150.13 = 4,150.13 : x
2. Step 2: Convert to fraction form
   2,686.88/4,150.13 = 4,150.13/x
3. Step 3: Cross multiply
   2,686.88x = 4,150.13 × 4,150.13
4. Step 4: Simplify right side
   2,686.88x = 17,223,537.52
5. Step 5: Solve for x
   x = 17,223,537.52/2,686.88
6. Step 6: Final answer
   x = 6,410.25