Finding the Fourth Proportional to 2,996.34, 4,494.69 and 916.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,996.34 : 4,494.69 = 916.49 : x
2. Step 2: Convert to fraction form
   2,996.34/4,494.69 = 916.49/x
3. Step 3: Cross multiply
   2,996.34x = 4,494.69 × 916.49
4. Step 4: Simplify right side
   2,996.34x = 4,119,337.03
5. Step 5: Solve for x
   x = 4,119,337.03/2,996.34
6. Step 6: Final answer
   x = 1,374.79