Finding the Third Proportional to 68,176.69 and 145,101.38

Step by Step Solution

1. Step 1: Write the proportion equation
   68,176.69 : 145,101.38 = 145,101.38 : x
2. Step 2: Convert to fraction form
   68,176.69/145,101.38 = 145,101.38/x
3. Step 3: Cross multiply
   68,176.69x = 145,101.38 × 145,101.38
4. Step 4: Simplify right side
   68,176.69x = 21,054,409,026.89
5. Step 5: Solve for x
   x = 21,054,409,026.89/68,176.69
6. Step 6: Final answer
   x = 308,821.24