Finding the Fourth Proportional to 2,022.48, 2,790.76 and 1,126.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.48 : 2,790.76 = 1,126.16 : x
2. Step 2: Convert to fraction form
   2,022.48/2,790.76 = 1,126.16/x
3. Step 3: Cross multiply
   2,022.48x = 2,790.76 × 1,126.16
4. Step 4: Simplify right side
   2,022.48x = 3,142,842.28
5. Step 5: Solve for x
   x = 3,142,842.28/2,022.48
6. Step 6: Final answer
   x = 1,553.95