Finding the Fourth Proportional to 9,663.75, 13,336.52 and 5,473.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,663.75 : 13,336.52 = 5,473.35 : x
2. Step 2: Convert to fraction form
   9,663.75/13,336.52 = 5,473.35/x
3. Step 3: Cross multiply
   9,663.75x = 13,336.52 × 5,473.35
4. Step 4: Simplify right side
   9,663.75x = 72,995,414.38
5. Step 5: Solve for x
   x = 72,995,414.38/9,663.75
6. Step 6: Final answer
   x = 7,553.53