Finding the Fourth Proportional to 2,061.42, 2,844.81 and 1,129.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.42 : 2,844.81 = 1,129.92 : x
2. Step 2: Convert to fraction form
   2,061.42/2,844.81 = 1,129.92/x
3. Step 3: Cross multiply
   2,061.42x = 2,844.81 × 1,129.92
4. Step 4: Simplify right side
   2,061.42x = 3,214,407.72
5. Step 5: Solve for x
   x = 3,214,407.72/2,061.42
6. Step 6: Final answer
   x = 1,559.32