Finding the Third Proportional to 65,247 and 139,034.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,247 : 139,034.50 = 139,034.50 : x
2. Step 2: Convert to fraction form
   65,247/139,034.50 = 139,034.50/x
3. Step 3: Cross multiply
   65,247x = 139,034.50 × 139,034.50
4. Step 4: Simplify right side
   65,247x = 19,330,592,190.25
5. Step 5: Solve for x
   x = 19,330,592,190.25/65,247
6. Step 6: Final answer
   x = 296,267.91