Finding the Fourth Proportional to 2,150.29, 3,227.01 and 852.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150.29 : 3,227.01 = 852.13 : x
2. Step 2: Convert to fraction form
   2,150.29/3,227.01 = 852.13/x
3. Step 3: Cross multiply
   2,150.29x = 3,227.01 × 852.13
4. Step 4: Simplify right side
   2,150.29x = 2,749,832.03
5. Step 5: Solve for x
   x = 2,749,832.03/2,150.29
6. Step 6: Final answer
   x = 1,278.82