Finding the Fourth Proportional to 2,026.53, 3,047.04 and 1,866.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,026.53 : 3,047.04 = 1,866.15 : x
2. Step 2: Convert to fraction form
   2,026.53/3,047.04 = 1,866.15/x
3. Step 3: Cross multiply
   2,026.53x = 3,047.04 × 1,866.15
4. Step 4: Simplify right side
   2,026.53x = 5,686,233.70
5. Step 5: Solve for x
   x = 5,686,233.70/2,026.53
6. Step 6: Final answer
   x = 2,805.90