Finding the Fourth Proportional to 7,944.12, 10,826.22 and 7,914.96

Step by Step Solution

1. Step 1: Write the proportion equation
   7,944.12 : 10,826.22 = 7,914.96 : x
2. Step 2: Convert to fraction form
   7,944.12/10,826.22 = 7,914.96/x
3. Step 3: Cross multiply
   7,944.12x = 10,826.22 × 7,914.96
4. Step 4: Simplify right side
   7,944.12x = 85,689,098.25
5. Step 5: Solve for x
   x = 85,689,098.25/7,944.12
6. Step 6: Final answer
   x = 10,786.48