Finding the Fourth Proportional to 2,280.46, 3,412.38 and 2,106.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.46 : 3,412.38 = 2,106.22 : x
2. Step 2: Convert to fraction form
   2,280.46/3,412.38 = 2,106.22/x
3. Step 3: Cross multiply
   2,280.46x = 3,412.38 × 2,106.22
4. Step 4: Simplify right side
   2,280.46x = 7,187,223.00
5. Step 5: Solve for x
   x = 7,187,223.00/2,280.46
6. Step 6: Final answer
   x = 3,151.65