Finding the Fourth Proportional to 10,933.44, 16,401.08 and 3,438.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,933.44 : 16,401.08 = 3,438.72 : x
2. Step 2: Convert to fraction form
   10,933.44/16,401.08 = 3,438.72/x
3. Step 3: Cross multiply
   10,933.44x = 16,401.08 × 3,438.72
4. Step 4: Simplify right side
   10,933.44x = 56,398,721.82
5. Step 5: Solve for x
   x = 56,398,721.82/10,933.44
6. Step 6: Final answer
   x = 5,158.37