Finding the Fourth Proportional to 2,266.78, 3,398.78 and 2,073.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,266.78 : 3,398.78 = 2,073.41 : x
2. Step 2: Convert to fraction form
   2,266.78/3,398.78 = 2,073.41/x
3. Step 3: Cross multiply
   2,266.78x = 3,398.78 × 2,073.41
4. Step 4: Simplify right side
   2,266.78x = 7,047,037.08
5. Step 5: Solve for x
   x = 7,047,037.08/2,266.78
6. Step 6: Final answer
   x = 3,108.84