Finding the Fourth Proportional to 10,859.82, 16,290.34 and 4,196.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,859.82 : 16,290.34 = 4,196.34 : x
2. Step 2: Convert to fraction form
   10,859.82/16,290.34 = 4,196.34/x
3. Step 3: Cross multiply
   10,859.82x = 16,290.34 × 4,196.34
4. Step 4: Simplify right side
   10,859.82x = 68,359,805.36
5. Step 5: Solve for x
   x = 68,359,805.36/10,859.82
6. Step 6: Final answer
   x = 6,294.75