Finding the Fourth Proportional to 1,073.89, 1,482.20 and 654.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,073.89 : 1,482.20 = 654.38 : x
2. Step 2: Convert to fraction form
   1,073.89/1,482.20 = 654.38/x
3. Step 3: Cross multiply
   1,073.89x = 1,482.20 × 654.38
4. Step 4: Simplify right side
   1,073.89x = 969,922.04
5. Step 5: Solve for x
   x = 969,922.04/1,073.89
6. Step 6: Final answer
   x = 903.19