Finding the Third Proportional to 63,776.50 and 139,035

Step by Step Solution

1. Step 1: Write the proportion equation
   63,776.50 : 139,035 = 139,035 : x
2. Step 2: Convert to fraction form
   63,776.50/139,035 = 139,035/x
3. Step 3: Cross multiply
   63,776.50x = 139,035 × 139,035
4. Step 4: Simplify right side
   63,776.50x = 19,330,731,225
5. Step 5: Solve for x
   x = 19,330,731,225/63,776.50
6. Step 6: Final answer
   x = 303,101.16