Finding the Fourth Proportional to 1,479.36, 2,041.59 and 850.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479.36 : 2,041.59 = 850.10 : x
2. Step 2: Convert to fraction form
   1,479.36/2,041.59 = 850.10/x
3. Step 3: Cross multiply
   1,479.36x = 2,041.59 × 850.10
4. Step 4: Simplify right side
   1,479.36x = 1,735,543.86
5. Step 5: Solve for x
   x = 1,735,543.86/1,479.36
6. Step 6: Final answer
   x = 1,173.17