Finding the Fourth Proportional to 2,880.66, 4,323.42 and 1,150.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,880.66 : 4,323.42 = 1,150.50 : x
2. Step 2: Convert to fraction form
   2,880.66/4,323.42 = 1,150.50/x
3. Step 3: Cross multiply
   2,880.66x = 4,323.42 × 1,150.50
4. Step 4: Simplify right side
   2,880.66x = 4,974,088.96
5. Step 5: Solve for x
   x = 4,974,088.96/2,880.66
6. Step 6: Final answer
   x = 1,726.72