Finding the Fourth Proportional to 10,824.18, 16,228.34 and 3,424.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,824.18 : 16,228.34 = 3,424.50 : x
2. Step 2: Convert to fraction form
   10,824.18/16,228.34 = 3,424.50/x
3. Step 3: Cross multiply
   10,824.18x = 16,228.34 × 3,424.50
4. Step 4: Simplify right side
   10,824.18x = 55,573,950.33
5. Step 5: Solve for x
   x = 55,573,950.33/10,824.18
6. Step 6: Final answer
   x = 5,134.24