Finding the Fourth Proportional to 9,665.18, 13,337.89 and 5,473.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,665.18 : 13,337.89 = 5,473.16 : x
2. Step 2: Convert to fraction form
   9,665.18/13,337.89 = 5,473.16/x
3. Step 3: Cross multiply
   9,665.18x = 13,337.89 × 5,473.16
4. Step 4: Simplify right side
   9,665.18x = 73,000,325.66
5. Step 5: Solve for x
   x = 73,000,325.66/9,665.18
6. Step 6: Final answer
   x = 7,552.92