Finding the Fourth Proportional to 10,810.08, 16,215.57 and 3,414.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,810.08 : 16,215.57 = 3,414.69 : x
2. Step 2: Convert to fraction form
   10,810.08/16,215.57 = 3,414.69/x
3. Step 3: Cross multiply
   10,810.08x = 16,215.57 × 3,414.69
4. Step 4: Simplify right side
   10,810.08x = 55,371,144.72
5. Step 5: Solve for x
   x = 55,371,144.72/10,810.08
6. Step 6: Final answer
   x = 5,122.18