Finding the Third Proportional to 3,427.31 and 7,401.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,427.31 : 7,401.38 = 7,401.38 : x
2. Step 2: Convert to fraction form
   3,427.31/7,401.38 = 7,401.38/x
3. Step 3: Cross multiply
   3,427.31x = 7,401.38 × 7,401.38
4. Step 4: Simplify right side
   3,427.31x = 54,780,351.89
5. Step 5: Solve for x
   x = 54,780,351.89/3,427.31
6. Step 6: Final answer
   x = 15,983.47