Finding the Fourth Proportional to 2,462.15, 3,689.05 and 1,486.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.15 : 3,689.05 = 1,486.20 : x
2. Step 2: Convert to fraction form
   2,462.15/3,689.05 = 1,486.20/x
3. Step 3: Cross multiply
   2,462.15x = 3,689.05 × 1,486.20
4. Step 4: Simplify right side
   2,462.15x = 5,482,675.33
5. Step 5: Solve for x
   x = 5,482,675.33/2,462.15
6. Step 6: Final answer
   x = 2,226.78