Finding the Fourth Proportional to 2,769.92, 4,151.81 and 1,384.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,769.92 : 4,151.81 = 1,384.42 : x
2. Step 2: Convert to fraction form
   2,769.92/4,151.81 = 1,384.42/x
3. Step 3: Cross multiply
   2,769.92x = 4,151.81 × 1,384.42
4. Step 4: Simplify right side
   2,769.92x = 5,747,848.80
5. Step 5: Solve for x
   x = 5,747,848.80/2,769.92
6. Step 6: Final answer
   x = 2,075.10