Finding the Fourth Proportional to 1,410.22, 1,946.22 and 850.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410.22 : 1,946.22 = 850.69 : x
2. Step 2: Convert to fraction form
   1,410.22/1,946.22 = 850.69/x
3. Step 3: Cross multiply
   1,410.22x = 1,946.22 × 850.69
4. Step 4: Simplify right side
   1,410.22x = 1,655,629.89
5. Step 5: Solve for x
   x = 1,655,629.89/1,410.22
6. Step 6: Final answer
   x = 1,174.02