Finding the Fourth Proportional to 1,168.33, 1,612.52 and 696.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,168.33 : 1,612.52 = 696.50 : x
2. Step 2: Convert to fraction form
   1,168.33/1,612.52 = 696.50/x
3. Step 3: Cross multiply
   1,168.33x = 1,612.52 × 696.50
4. Step 4: Simplify right side
   1,168.33x = 1,123,130.28
5. Step 5: Solve for x
   x = 1,123,130.28/1,168.33
6. Step 6: Final answer
   x = 961.31