Finding the Fourth Proportional to 3,752.83, 5,629.31 and 979.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,752.83 : 5,629.31 = 979.35 : x
2. Step 2: Convert to fraction form
   3,752.83/5,629.31 = 979.35/x
3. Step 3: Cross multiply
   3,752.83x = 5,629.31 × 979.35
4. Step 4: Simplify right side
   3,752.83x = 5,513,064.75
5. Step 5: Solve for x
   x = 5,513,064.75/3,752.83
6. Step 6: Final answer
   x = 1,469.04