Finding the Fourth Proportional to 2,048.56, 2,826.88 and 1,384.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,048.56 : 2,826.88 = 1,384.36 : x
2. Step 2: Convert to fraction form
   2,048.56/2,826.88 = 1,384.36/x
3. Step 3: Cross multiply
   2,048.56x = 2,826.88 × 1,384.36
4. Step 4: Simplify right side
   2,048.56x = 3,913,419.60
5. Step 5: Solve for x
   x = 3,913,419.60/2,048.56
6. Step 6: Final answer
   x = 1,910.33