Finding the Fourth Proportional to 10,824.77, 16,235.73 and 3,429.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,824.77 : 16,235.73 = 3,429.29 : x
2. Step 2: Convert to fraction form
   10,824.77/16,235.73 = 3,429.29/x
3. Step 3: Cross multiply
   10,824.77x = 16,235.73 × 3,429.29
4. Step 4: Simplify right side
   10,824.77x = 55,677,026.53
5. Step 5: Solve for x
   x = 55,677,026.53/10,824.77
6. Step 6: Final answer
   x = 5,143.48