Finding the Third Proportional to 2,482.50 and 3,689.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,482.50 : 3,689.81 = 3,689.81 : x
2. Step 2: Convert to fraction form
   2,482.50/3,689.81 = 3,689.81/x
3. Step 3: Cross multiply
   2,482.50x = 3,689.81 × 3,689.81
4. Step 4: Simplify right side
   2,482.50x = 13,614,716.29
5. Step 5: Solve for x
   x = 13,614,716.29/2,482.50
6. Step 6: Final answer
   x = 5,484.28