Finding the Fourth Proportional to 2,773.10, 4,159.57 and 1,129.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,773.10 : 4,159.57 = 1,129.24 : x
2. Step 2: Convert to fraction form
   2,773.10/4,159.57 = 1,129.24/x
3. Step 3: Cross multiply
   2,773.10x = 4,159.57 × 1,129.24
4. Step 4: Simplify right side
   2,773.10x = 4,697,152.83
5. Step 5: Solve for x
   x = 4,697,152.83/2,773.10
6. Step 6: Final answer
   x = 1,693.83