Finding the Fourth Proportional to 10,822.81, 16,235.59 and 3,424.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,822.81 : 16,235.59 = 3,424.60 : x
2. Step 2: Convert to fraction form
   10,822.81/16,235.59 = 3,424.60/x
3. Step 3: Cross multiply
   10,822.81x = 16,235.59 × 3,424.60
4. Step 4: Simplify right side
   10,822.81x = 55,600,401.51
5. Step 5: Solve for x
   x = 55,600,401.51/10,822.81
6. Step 6: Final answer
   x = 5,137.34