Finding the Fourth Proportional to 2,965.34, 4,446.50 and 990.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,965.34 : 4,446.50 = 990.26 : x
2. Step 2: Convert to fraction form
   2,965.34/4,446.50 = 990.26/x
3. Step 3: Cross multiply
   2,965.34x = 4,446.50 × 990.26
4. Step 4: Simplify right side
   2,965.34x = 4,403,196.34
5. Step 5: Solve for x
   x = 4,403,196.34/2,965.34
6. Step 6: Final answer
   x = 1,484.89