Finding the Fourth Proportional to 2,061.38, 2,844.71 and 1,129.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.38 : 2,844.71 = 1,129.88 : x
2. Step 2: Convert to fraction form
   2,061.38/2,844.71 = 1,129.88/x
3. Step 3: Cross multiply
   2,061.38x = 2,844.71 × 1,129.88
4. Step 4: Simplify right side
   2,061.38x = 3,214,161.06
5. Step 5: Solve for x
   x = 3,214,161.06/2,061.38
6. Step 6: Final answer
   x = 1,559.23