Finding the Fourth Proportional to 2,773.59, 4,157.33 and 1,540.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,773.59 : 4,157.33 = 1,540.59 : x
2. Step 2: Convert to fraction form
   2,773.59/4,157.33 = 1,540.59/x
3. Step 3: Cross multiply
   2,773.59x = 4,157.33 × 1,540.59
4. Step 4: Simplify right side
   2,773.59x = 6,404,733.32
5. Step 5: Solve for x
   x = 6,404,733.32/2,773.59
6. Step 6: Final answer
   x = 2,309.19