Finding the Fourth Proportional to 10,851.92, 16,278.02 and 3,456.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,851.92 : 16,278.02 = 3,456.35 : x
2. Step 2: Convert to fraction form
   10,851.92/16,278.02 = 3,456.35/x
3. Step 3: Cross multiply
   10,851.92x = 16,278.02 × 3,456.35
4. Step 4: Simplify right side
   10,851.92x = 56,262,517.15
5. Step 5: Solve for x
   x = 56,262,517.15/10,851.92
6. Step 6: Final answer
   x = 5,184.57