Finding the Fourth Proportional to 2,026.70, 2,796.87 and 1,142.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,026.70 : 2,796.87 = 1,142.52 : x
2. Step 2: Convert to fraction form
   2,026.70/2,796.87 = 1,142.52/x
3. Step 3: Cross multiply
   2,026.70x = 2,796.87 × 1,142.52
4. Step 4: Simplify right side
   2,026.70x = 3,195,479.91
5. Step 5: Solve for x
   x = 3,195,479.91/2,026.70
6. Step 6: Final answer
   x = 1,576.69