Finding the Fourth Proportional to 1,410.06, 1,945.95 and 850.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410.06 : 1,945.95 = 850.56 : x
2. Step 2: Convert to fraction form
   1,410.06/1,945.95 = 850.56/x
3. Step 3: Cross multiply
   1,410.06x = 1,945.95 × 850.56
4. Step 4: Simplify right side
   1,410.06x = 1,655,147.23
5. Step 5: Solve for x
   x = 1,655,147.23/1,410.06
6. Step 6: Final answer
   x = 1,173.81