Finding the Fourth Proportional to 2,061.25, 2,844.53 and 1,129.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.25 : 2,844.53 = 1,129.75 : x
2. Step 2: Convert to fraction form
   2,061.25/2,844.53 = 1,129.75/x
3. Step 3: Cross multiply
   2,061.25x = 2,844.53 × 1,129.75
4. Step 4: Simplify right side
   2,061.25x = 3,213,607.77
5. Step 5: Solve for x
   x = 3,213,607.77/2,061.25
6. Step 6: Final answer
   x = 1,559.06