Finding the Fourth Proportional to 10,850.56, 14,969.34 and 7,072.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,850.56 : 14,969.34 = 7,072.34 : x
2. Step 2: Convert to fraction form
   10,850.56/14,969.34 = 7,072.34/x
3. Step 3: Cross multiply
   10,850.56x = 14,969.34 × 7,072.34
4. Step 4: Simplify right side
   10,850.56x = 105,868,262.06
5. Step 5: Solve for x
   x = 105,868,262.06/10,850.56
6. Step 6: Final answer
   x = 9,756.94