Finding the Fourth Proportional to 10,822.78, 14,935.89 and 6,107.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,822.78 : 14,935.89 = 6,107.06 : x
2. Step 2: Convert to fraction form
   10,822.78/14,935.89 = 6,107.06/x
3. Step 3: Cross multiply
   10,822.78x = 14,935.89 × 6,107.06
4. Step 4: Simplify right side
   10,822.78x = 91,214,436.62
5. Step 5: Solve for x
   x = 91,214,436.62/10,822.78
6. Step 6: Final answer
   x = 8,428.00