Finding the Fourth Proportional to 1,060.84, 1,464.33 and 688.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,060.84 : 1,464.33 = 688.82 : x
2. Step 2: Convert to fraction form
   1,060.84/1,464.33 = 688.82/x
3. Step 3: Cross multiply
   1,060.84x = 1,464.33 × 688.82
4. Step 4: Simplify right side
   1,060.84x = 1,008,655.05
5. Step 5: Solve for x
   x = 1,008,655.05/1,060.84
6. Step 6: Final answer
   x = 950.81