Finding the Fourth Proportional to 2,864.39, 4,295.31 and 1,384.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,864.39 : 4,295.31 = 1,384.34 : x
2. Step 2: Convert to fraction form
   2,864.39/4,295.31 = 1,384.34/x
3. Step 3: Cross multiply
   2,864.39x = 4,295.31 × 1,384.34
4. Step 4: Simplify right side
   2,864.39x = 5,946,169.45
5. Step 5: Solve for x
   x = 5,946,169.45/2,864.39
6. Step 6: Final answer
   x = 2,075.89