Finding the Fourth Proportional to 766.82, 1,050.83 and 693.00

Step by Step Solution

1. Step 1: Write the proportion equation
   766.82 : 1,050.83 = 693.00 : x
2. Step 2: Convert to fraction form
   766.82/1,050.83 = 693.00/x
3. Step 3: Cross multiply
   766.82x = 1,050.83 × 693.00
4. Step 4: Simplify right side
   766.82x = 728,230.86
5. Step 5: Solve for x
   x = 728,230.86/766.82
6. Step 6: Final answer
   x = 949.68