Finding the Third Proportional to 68,115.94 and 102,196.69

Step by Step Solution

1. Step 1: Write the proportion equation
   68,115.94 : 102,196.69 = 102,196.69 : x
2. Step 2: Convert to fraction form
   68,115.94/102,196.69 = 102,196.69/x
3. Step 3: Cross multiply
   68,115.94x = 102,196.69 × 102,196.69
4. Step 4: Simplify right side
   68,115.94x = 10,444,162,935.97
5. Step 5: Solve for x
   x = 10,444,162,935.97/68,115.94
6. Step 6: Final answer
   x = 153,329.21