Finding the Fourth Proportional to 2,077.45, 2,866.89 and 1,133.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.45 : 2,866.89 = 1,133.26 : x
2. Step 2: Convert to fraction form
   2,077.45/2,866.89 = 1,133.26/x
3. Step 3: Cross multiply
   2,077.45x = 2,866.89 × 1,133.26
4. Step 4: Simplify right side
   2,077.45x = 3,248,945.35
5. Step 5: Solve for x
   x = 3,248,945.35/2,077.45
6. Step 6: Final answer
   x = 1,563.91