Finding the Fourth Proportional to 1,084.07, 1,493.33 and 1,028.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,084.07 : 1,493.33 = 1,028.48 : x
2. Step 2: Convert to fraction form
   1,084.07/1,493.33 = 1,028.48/x
3. Step 3: Cross multiply
   1,084.07x = 1,493.33 × 1,028.48
4. Step 4: Simplify right side
   1,084.07x = 1,535,847.43
5. Step 5: Solve for x
   x = 1,535,847.43/1,084.07
6. Step 6: Final answer
   x = 1,416.75