Finding the Fourth Proportional to 1,471.42, 2,030.52 and 850.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,471.42 : 2,030.52 = 850.42 : x
2. Step 2: Convert to fraction form
   1,471.42/2,030.52 = 850.42/x
3. Step 3: Cross multiply
   1,471.42x = 2,030.52 × 850.42
4. Step 4: Simplify right side
   1,471.42x = 1,726,794.82
5. Step 5: Solve for x
   x = 1,726,794.82/1,471.42
6. Step 6: Final answer
   x = 1,173.56