Finding the Fourth Proportional to 1,150.76, 1,732.42 and 1,048.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.76 : 1,732.42 = 1,048.70 : x
2. Step 2: Convert to fraction form
   1,150.76/1,732.42 = 1,048.70/x
3. Step 3: Cross multiply
   1,150.76x = 1,732.42 × 1,048.70
4. Step 4: Simplify right side
   1,150.76x = 1,816,788.85
5. Step 5: Solve for x
   x = 1,816,788.85/1,150.76
6. Step 6: Final answer
   x = 1,578.77