Finding the Fourth Proportional to 2,479.62, 3,422.50 and 1,684.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,479.62 : 3,422.50 = 1,684.29 : x
2. Step 2: Convert to fraction form
   2,479.62/3,422.50 = 1,684.29/x
3. Step 3: Cross multiply
   2,479.62x = 3,422.50 × 1,684.29
4. Step 4: Simplify right side
   2,479.62x = 5,764,482.53
5. Step 5: Solve for x
   x = 5,764,482.53/2,479.62
6. Step 6: Final answer
   x = 2,324.74