Finding the Fourth Proportional to 2,540.18, 3,506.02 and 1,656.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540.18 : 3,506.02 = 1,656.20 : x
2. Step 2: Convert to fraction form
   2,540.18/3,506.02 = 1,656.20/x
3. Step 3: Cross multiply
   2,540.18x = 3,506.02 × 1,656.20
4. Step 4: Simplify right side
   2,540.18x = 5,806,670.32
5. Step 5: Solve for x
   x = 5,806,670.32/2,540.18
6. Step 6: Final answer
   x = 2,285.93