Finding the Fourth Proportional to 2,546.71, 3,515.21 and 1,662.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,546.71 : 3,515.21 = 1,662.65 : x
2. Step 2: Convert to fraction form
   2,546.71/3,515.21 = 1,662.65/x
3. Step 3: Cross multiply
   2,546.71x = 3,515.21 × 1,662.65
4. Step 4: Simplify right side
   2,546.71x = 5,844,557.43
5. Step 5: Solve for x
   x = 5,844,557.43/2,546.71
6. Step 6: Final answer
   x = 2,294.94