Finding the Fourth Proportional to 2,055.83, 3,084.23 and 669.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.83 : 3,084.23 = 669.17 : x
2. Step 2: Convert to fraction form
   2,055.83/3,084.23 = 669.17/x
3. Step 3: Cross multiply
   2,055.83x = 3,084.23 × 669.17
4. Step 4: Simplify right side
   2,055.83x = 2,063,855.42
5. Step 5: Solve for x
   x = 2,063,855.42/2,055.83
6. Step 6: Final answer
   x = 1,003.91