Finding the Third Proportional to 3,391.88 and 7,264.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,391.88 : 7,264.69 = 7,264.69 : x
2. Step 2: Convert to fraction form
   3,391.88/7,264.69 = 7,264.69/x
3. Step 3: Cross multiply
   3,391.88x = 7,264.69 × 7,264.69
4. Step 4: Simplify right side
   3,391.88x = 52,775,684.47
5. Step 5: Solve for x
   x = 52,775,684.47/3,391.88
6. Step 6: Final answer
   x = 15,559.44