Finding the Fourth Proportional to 1,048.93, 1,447.83 and 650.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048.93 : 1,447.83 = 650.72 : x
2. Step 2: Convert to fraction form
   1,048.93/1,447.83 = 650.72/x
3. Step 3: Cross multiply
   1,048.93x = 1,447.83 × 650.72
4. Step 4: Simplify right side
   1,048.93x = 942,124.70
5. Step 5: Solve for x
   x = 942,124.70/1,048.93
6. Step 6: Final answer
   x = 898.18