Finding the Fourth Proportional to 10,709.94, 16,065.99 and 3,689.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,709.94 : 16,065.99 = 3,689.03 : x
2. Step 2: Convert to fraction form
   10,709.94/16,065.99 = 3,689.03/x
3. Step 3: Cross multiply
   10,709.94x = 16,065.99 × 3,689.03
4. Step 4: Simplify right side
   10,709.94x = 59,267,838.76
5. Step 5: Solve for x
   x = 59,267,838.76/10,709.94
6. Step 6: Final answer
   x = 5,533.91