Finding the Fourth Proportional to 8,196.10, 11,310.29 and 4,839.99

Step by Step Solution

1. Step 1: Write the proportion equation
   8,196.10 : 11,310.29 = 4,839.99 : x
2. Step 2: Convert to fraction form
   8,196.10/11,310.29 = 4,839.99/x
3. Step 3: Cross multiply
   8,196.10x = 11,310.29 × 4,839.99
4. Step 4: Simplify right side
   8,196.10x = 54,741,708.71
5. Step 5: Solve for x
   x = 54,741,708.71/8,196.10
6. Step 6: Final answer
   x = 6,678.99