Finding the Third Proportional to 3,685.50 and 5,427

Step by Step Solution

1. Step 1: Write the proportion equation
   3,685.50 : 5,427 = 5,427 : x
2. Step 2: Convert to fraction form
   3,685.50/5,427 = 5,427/x
3. Step 3: Cross multiply
   3,685.50x = 5,427 × 5,427
4. Step 4: Simplify right side
   3,685.50x = 29,452,329
5. Step 5: Solve for x
   x = 29,452,329/3,685.50
6. Step 6: Final answer
   x = 7,991.41