Finding the Third Proportional to 64,962 and 139,593.38

Step by Step Solution

1. Step 1: Write the proportion equation
   64,962 : 139,593.38 = 139,593.38 : x
2. Step 2: Convert to fraction form
   64,962/139,593.38 = 139,593.38/x
3. Step 3: Cross multiply
   64,962x = 139,593.38 × 139,593.38
4. Step 4: Simplify right side
   64,962x = 19,486,310,343.89
5. Step 5: Solve for x
   x = 19,486,310,343.89/64,962
6. Step 6: Final answer
   x = 299,964.75