Finding the Fourth Proportional to 2,061.50, 2,844.87 and 1,129.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.50 : 2,844.87 = 1,129.98 : x
2. Step 2: Convert to fraction form
   2,061.50/2,844.87 = 1,129.98/x
3. Step 3: Cross multiply
   2,061.50x = 2,844.87 × 1,129.98
4. Step 4: Simplify right side
   2,061.50x = 3,214,646.20
5. Step 5: Solve for x
   x = 3,214,646.20/2,061.50
6. Step 6: Final answer
   x = 1,559.37