Finding the Fourth Proportional to 2,682.74, 4,026.30 and 1,384.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,682.74 : 4,026.30 = 1,384.58 : x
2. Step 2: Convert to fraction form
   2,682.74/4,026.30 = 1,384.58/x
3. Step 3: Cross multiply
   2,682.74x = 4,026.30 × 1,384.58
4. Step 4: Simplify right side
   2,682.74x = 5,574,734.45
5. Step 5: Solve for x
   x = 5,574,734.45/2,682.74
6. Step 6: Final answer
   x = 2,078.00