Finding the Fourth Proportional to 2,933.60, 4,401.22 and 985.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,933.60 : 4,401.22 = 985.82 : x
2. Step 2: Convert to fraction form
   2,933.60/4,401.22 = 985.82/x
3. Step 3: Cross multiply
   2,933.60x = 4,401.22 × 985.82
4. Step 4: Simplify right side
   2,933.60x = 4,338,810.70
5. Step 5: Solve for x
   x = 4,338,810.70/2,933.60
6. Step 6: Final answer
   x = 1,479.01