Finding the Fourth Proportional to 10,958.25, 16,429.17 and 3,558.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,958.25 : 16,429.17 = 3,558.29 : x
2. Step 2: Convert to fraction form
   10,958.25/16,429.17 = 3,558.29/x
3. Step 3: Cross multiply
   10,958.25x = 16,429.17 × 3,558.29
4. Step 4: Simplify right side
   10,958.25x = 58,459,751.32
5. Step 5: Solve for x
   x = 58,459,751.32/10,958.25
6. Step 6: Final answer
   x = 5,334.77