Finding the Fourth Proportional to 2,969.34, 4,450.89 and 994.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,969.34 : 4,450.89 = 994.48 : x
2. Step 2: Convert to fraction form
   2,969.34/4,450.89 = 994.48/x
3. Step 3: Cross multiply
   2,969.34x = 4,450.89 × 994.48
4. Step 4: Simplify right side
   2,969.34x = 4,426,338.73
5. Step 5: Solve for x
   x = 4,426,338.73/2,969.34
6. Step 6: Final answer
   x = 1,490.68