Finding the Fourth Proportional to 2,938.55, 4,429.55 and 2,769.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,938.55 : 4,429.55 = 2,769.26 : x
2. Step 2: Convert to fraction form
   2,938.55/4,429.55 = 2,769.26/x
3. Step 3: Cross multiply
   2,938.55x = 4,429.55 × 2,769.26
4. Step 4: Simplify right side
   2,938.55x = 12,266,560.41
5. Step 5: Solve for x
   x = 12,266,560.41/2,938.55
6. Step 6: Final answer
   x = 4,174.37