Finding the Fourth Proportional to 1,760.96, 2,429.06 and 1,131.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.96 : 2,429.06 = 1,131.27 : x
2. Step 2: Convert to fraction form
   1,760.96/2,429.06 = 1,131.27/x
3. Step 3: Cross multiply
   1,760.96x = 2,429.06 × 1,131.27
4. Step 4: Simplify right side
   1,760.96x = 2,747,917.05
5. Step 5: Solve for x
   x = 2,747,917.05/1,760.96
6. Step 6: Final answer
   x = 1,560.47