Finding the Fourth Proportional to 1,222.42, 1,834.22 and 606.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,222.42 : 1,834.22 = 606.18 : x
2. Step 2: Convert to fraction form
   1,222.42/1,834.22 = 606.18/x
3. Step 3: Cross multiply
   1,222.42x = 1,834.22 × 606.18
4. Step 4: Simplify right side
   1,222.42x = 1,111,867.48
5. Step 5: Solve for x
   x = 1,111,867.48/1,222.42
6. Step 6: Final answer
   x = 909.56