Finding the Third Proportional to 139,363 and 301,081

Step by Step Solution

1. Step 1: Write the proportion equation
   139,363 : 301,081 = 301,081 : x
2. Step 2: Convert to fraction form
   139,363/301,081 = 301,081/x
3. Step 3: Cross multiply
   139,363x = 301,081 × 301,081
4. Step 4: Simplify right side
   139,363x = 90,649,768,561
5. Step 5: Solve for x
   x = 90,649,768,561/139,363
6. Step 6: Final answer
   x = 650,457.93