Finding the Fourth Proportional to 2,077.95, 2,867.55 and 1,146.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.95 : 2,867.55 = 1,146.45 : x
2. Step 2: Convert to fraction form
   2,077.95/2,867.55 = 1,146.45/x
3. Step 3: Cross multiply
   2,077.95x = 2,867.55 × 1,146.45
4. Step 4: Simplify right side
   2,077.95x = 3,287,502.70
5. Step 5: Solve for x
   x = 3,287,502.70/2,077.95
6. Step 6: Final answer
   x = 1,582.09