Finding the Fourth Proportional to 2,038.10, 3,056.63 and 868.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.10 : 3,056.63 = 868.05 : x
2. Step 2: Convert to fraction form
   2,038.10/3,056.63 = 868.05/x
3. Step 3: Cross multiply
   2,038.10x = 3,056.63 × 868.05
4. Step 4: Simplify right side
   2,038.10x = 2,653,303.33
5. Step 5: Solve for x
   x = 2,653,303.33/2,038.10
6. Step 6: Final answer
   x = 1,301.85