Finding the Fourth Proportional to 2,222.16, 3,066.71 and 1,908.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.16 : 3,066.71 = 1,908.69 : x
2. Step 2: Convert to fraction form
   2,222.16/3,066.71 = 1,908.69/x
3. Step 3: Cross multiply
   2,222.16x = 3,066.71 × 1,908.69
4. Step 4: Simplify right side
   2,222.16x = 5,853,398.71
5. Step 5: Solve for x
   x = 5,853,398.71/2,222.16
6. Step 6: Final answer
   x = 2,634.10