Finding the Fourth Proportional to 1,042.86, 1,438.83 and 600.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,042.86 : 1,438.83 = 600.50 : x
2. Step 2: Convert to fraction form
   1,042.86/1,438.83 = 600.50/x
3. Step 3: Cross multiply
   1,042.86x = 1,438.83 × 600.50
4. Step 4: Simplify right side
   1,042.86x = 864,017.42
5. Step 5: Solve for x
   x = 864,017.42/1,042.86
6. Step 6: Final answer
   x = 828.51