Finding the Third Proportional to 3,454.23 and 7,401.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,454.23 : 7,401.32 = 7,401.32 : x
2. Step 2: Convert to fraction form
   3,454.23/7,401.32 = 7,401.32/x
3. Step 3: Cross multiply
   3,454.23x = 7,401.32 × 7,401.32
4. Step 4: Simplify right side
   3,454.23x = 54,779,571.28
5. Step 5: Solve for x
   x = 54,779,571.28/3,454.23
6. Step 6: Final answer
   x = 15,858.68