Finding the Third Proportional to 2,939.25 and 6,288.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,939.25 : 6,288.56 = 6,288.56 : x
2. Step 2: Convert to fraction form
   2,939.25/6,288.56 = 6,288.56/x
3. Step 3: Cross multiply
   2,939.25x = 6,288.56 × 6,288.56
4. Step 4: Simplify right side
   2,939.25x = 39,546,018.32
5. Step 5: Solve for x
   x = 39,546,018.32/2,939.25
6. Step 6: Final answer
   x = 13,454.46