Finding the Fourth Proportional to 10,797.68, 16,162.32 and 7,091.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,797.68 : 16,162.32 = 7,091.12 : x
2. Step 2: Convert to fraction form
   10,797.68/16,162.32 = 7,091.12/x
3. Step 3: Cross multiply
   10,797.68x = 16,162.32 × 7,091.12
4. Step 4: Simplify right side
   10,797.68x = 114,608,950.60
5. Step 5: Solve for x
   x = 114,608,950.60/10,797.68
6. Step 6: Final answer
   x = 10,614.22