Finding the Fourth Proportional to 10,981.58, 16,469.42 and 3,083.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,981.58 : 16,469.42 = 3,083.64 : x
2. Step 2: Convert to fraction form
   10,981.58/16,469.42 = 3,083.64/x
3. Step 3: Cross multiply
   10,981.58x = 16,469.42 × 3,083.64
4. Step 4: Simplify right side
   10,981.58x = 50,785,762.29
5. Step 5: Solve for x
   x = 50,785,762.29/10,981.58
6. Step 6: Final answer
   x = 4,624.63