Finding the Fourth Proportional to 2,026.18, 3,040.20 and 1,206.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,026.18 : 3,040.20 = 1,206.10 : x
2. Step 2: Convert to fraction form
   2,026.18/3,040.20 = 1,206.10/x
3. Step 3: Cross multiply
   2,026.18x = 3,040.20 × 1,206.10
4. Step 4: Simplify right side
   2,026.18x = 3,666,785.22
5. Step 5: Solve for x
   x = 3,666,785.22/2,026.18
6. Step 6: Final answer
   x = 1,809.70