Finding the Fourth Proportional to 9,772.62, 14,665.48 and 3,616.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,772.62 : 14,665.48 = 3,616.62 : x
2. Step 2: Convert to fraction form
   9,772.62/14,665.48 = 3,616.62/x
3. Step 3: Cross multiply
   9,772.62x = 14,665.48 × 3,616.62
4. Step 4: Simplify right side
   9,772.62x = 53,039,468.28
5. Step 5: Solve for x
   x = 53,039,468.28/9,772.62
6. Step 6: Final answer
   x = 5,427.35