Finding the Fourth Proportional to 2,932.86, 4,398.56 and 852.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,932.86 : 4,398.56 = 852.42 : x
2. Step 2: Convert to fraction form
   2,932.86/4,398.56 = 852.42/x
3. Step 3: Cross multiply
   2,932.86x = 4,398.56 × 852.42
4. Step 4: Simplify right side
   2,932.86x = 3,749,420.52
5. Step 5: Solve for x
   x = 3,749,420.52/2,932.86
6. Step 6: Final answer
   x = 1,278.42