Finding the Fourth Proportional to 10,912.72, 16,371.36 and 3,517.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,912.72 : 16,371.36 = 3,517.93 : x
2. Step 2: Convert to fraction form
   10,912.72/16,371.36 = 3,517.93/x
3. Step 3: Cross multiply
   10,912.72x = 16,371.36 × 3,517.93
4. Step 4: Simplify right side
   10,912.72x = 57,593,199.04
5. Step 5: Solve for x
   x = 57,593,199.04/10,912.72
6. Step 6: Final answer
   x = 5,277.62