Finding the Fourth Proportional to 2,543.56, 3,507.78 and 1,659.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.56 : 3,507.78 = 1,659.04 : x
2. Step 2: Convert to fraction form
   2,543.56/3,507.78 = 1,659.04/x
3. Step 3: Cross multiply
   2,543.56x = 3,507.78 × 1,659.04
4. Step 4: Simplify right side
   2,543.56x = 5,819,547.33
5. Step 5: Solve for x
   x = 5,819,547.33/2,543.56
6. Step 6: Final answer
   x = 2,287.95