Finding the Third Proportional to 63,765.98 and 139,188.38

Step by Step Solution

1. Step 1: Write the proportion equation
   63,765.98 : 139,188.38 = 139,188.38 : x
2. Step 2: Convert to fraction form
   63,765.98/139,188.38 = 139,188.38/x
3. Step 3: Cross multiply
   63,765.98x = 139,188.38 × 139,188.38
4. Step 4: Simplify right side
   63,765.98x = 19,373,403,735.14
5. Step 5: Solve for x
   x = 19,373,403,735.14/63,765.98
6. Step 6: Final answer
   x = 303,820.35