Finding the Fourth Proportional to 2,051.24, 2,830.72 and 1,119.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051.24 : 2,830.72 = 1,119.76 : x
2. Step 2: Convert to fraction form
   2,051.24/2,830.72 = 1,119.76/x
3. Step 3: Cross multiply
   2,051.24x = 2,830.72 × 1,119.76
4. Step 4: Simplify right side
   2,051.24x = 3,169,727.03
5. Step 5: Solve for x
   x = 3,169,727.03/2,051.24
6. Step 6: Final answer
   x = 1,545.27