Finding the Fourth Proportional to 6,896.50, 9,518.79 and 4,103.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,896.50 : 9,518.79 = 4,103.62 : x
2. Step 2: Convert to fraction form
   6,896.50/9,518.79 = 4,103.62/x
3. Step 3: Cross multiply
   6,896.50x = 9,518.79 × 4,103.62
4. Step 4: Simplify right side
   6,896.50x = 39,061,497.02
5. Step 5: Solve for x
   x = 39,061,497.02/6,896.50
6. Step 6: Final answer
   x = 5,663.96