Finding the Third Proportional to 7,087.82 and 10,688.68

Step by Step Solution

1. Step 1: Write the proportion equation
   7,087.82 : 10,688.68 = 10,688.68 : x
2. Step 2: Convert to fraction form
   7,087.82/10,688.68 = 10,688.68/x
3. Step 3: Cross multiply
   7,087.82x = 10,688.68 × 10,688.68
4. Step 4: Simplify right side
   7,087.82x = 114,247,831.71
5. Step 5: Solve for x
   x = 114,247,831.71/7,087.82
6. Step 6: Final answer
   x = 16,118.90