Finding the Fourth Proportional to 2,077.04, 2,866.24 and 1,145.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.04 : 2,866.24 = 1,145.52 : x
2. Step 2: Convert to fraction form
   2,077.04/2,866.24 = 1,145.52/x
3. Step 3: Cross multiply
   2,077.04x = 2,866.24 × 1,145.52
4. Step 4: Simplify right side
   2,077.04x = 3,283,335.24
5. Step 5: Solve for x
   x = 3,283,335.24/2,077.04
6. Step 6: Final answer
   x = 1,580.78