Finding the Fourth Proportional to 1,410.56, 1,945.94 and 850.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410.56 : 1,945.94 = 850.67 : x
2. Step 2: Convert to fraction form
   1,410.56/1,945.94 = 850.67/x
3. Step 3: Cross multiply
   1,410.56x = 1,945.94 × 850.67
4. Step 4: Simplify right side
   1,410.56x = 1,655,338.80
5. Step 5: Solve for x
   x = 1,655,338.80/1,410.56
6. Step 6: Final answer
   x = 1,173.54