Finding the Fourth Proportional to 9,665.14, 13,337.52 and 5,473.40

Step by Step Solution

1. Step 1: Write the proportion equation
   9,665.14 : 13,337.52 = 5,473.40 : x
2. Step 2: Convert to fraction form
   9,665.14/13,337.52 = 5,473.40/x
3. Step 3: Cross multiply
   9,665.14x = 13,337.52 × 5,473.40
4. Step 4: Simplify right side
   9,665.14x = 73,001,581.97
5. Step 5: Solve for x
   x = 73,001,581.97/9,665.14
6. Step 6: Final answer
   x = 7,553.08