Finding the Fourth Proportional to 1,656.38, 2,482.89 and 1,040.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.38 : 2,482.89 = 1,040.52 : x
2. Step 2: Convert to fraction form
   1,656.38/2,482.89 = 1,040.52/x
3. Step 3: Cross multiply
   1,656.38x = 2,482.89 × 1,040.52
4. Step 4: Simplify right side
   1,656.38x = 2,583,496.70
5. Step 5: Solve for x
   x = 2,583,496.70/1,656.38
6. Step 6: Final answer
   x = 1,559.72