Finding the Fourth Proportional to 1,083.33, 1,494.32 and 685.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,083.33 : 1,494.32 = 685.01 : x
2. Step 2: Convert to fraction form
   1,083.33/1,494.32 = 685.01/x
3. Step 3: Cross multiply
   1,083.33x = 1,494.32 × 685.01
4. Step 4: Simplify right side
   1,083.33x = 1,023,624.45
5. Step 5: Solve for x
   x = 1,023,624.45/1,083.33
6. Step 6: Final answer
   x = 944.89