Finding the Fourth Proportional to 2,749.89, 4,123.35 and 994.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,749.89 : 4,123.35 = 994.62 : x
2. Step 2: Convert to fraction form
   2,749.89/4,123.35 = 994.62/x
3. Step 3: Cross multiply
   2,749.89x = 4,123.35 × 994.62
4. Step 4: Simplify right side
   2,749.89x = 4,101,166.38
5. Step 5: Solve for x
   x = 4,101,166.38/2,749.89
6. Step 6: Final answer
   x = 1,491.39