Finding the Fourth Proportional to 10,796.76, 16,188.12 and 3,398.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,796.76 : 16,188.12 = 3,398.76 : x
2. Step 2: Convert to fraction form
   10,796.76/16,188.12 = 3,398.76/x
3. Step 3: Cross multiply
   10,796.76x = 16,188.12 × 3,398.76
4. Step 4: Simplify right side
   10,796.76x = 55,019,534.73
5. Step 5: Solve for x
   x = 55,019,534.73/10,796.76
6. Step 6: Final answer
   x = 5,095.93