Finding the Fourth Proportional to 11,870.69, 16,383.24 and 6,834.40

Step by Step Solution

1. Step 1: Write the proportion equation
   11,870.69 : 16,383.24 = 6,834.40 : x
2. Step 2: Convert to fraction form
   11,870.69/16,383.24 = 6,834.40/x
3. Step 3: Cross multiply
   11,870.69x = 16,383.24 × 6,834.40
4. Step 4: Simplify right side
   11,870.69x = 111,969,574.50
5. Step 5: Solve for x
   x = 111,969,574.50/11,870.69
6. Step 6: Final answer
   x = 9,432.44