Finding the Fourth Proportional to 10,958.38, 16,429.84 and 3,840.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,958.38 : 16,429.84 = 3,840.86 : x
2. Step 2: Convert to fraction form
   10,958.38/16,429.84 = 3,840.86/x
3. Step 3: Cross multiply
   10,958.38x = 16,429.84 × 3,840.86
4. Step 4: Simplify right side
   10,958.38x = 63,104,715.26
5. Step 5: Solve for x
   x = 63,104,715.26/10,958.38
6. Step 6: Final answer
   x = 5,758.58