Finding the Third Proportional to 35,316 and 70,227

Step by Step Solution

1. Step 1: Write the proportion equation
   35,316 : 70,227 = 70,227 : x
2. Step 2: Convert to fraction form
   35,316/70,227 = 70,227/x
3. Step 3: Cross multiply
   35,316x = 70,227 × 70,227
4. Step 4: Simplify right side
   35,316x = 4,931,831,529
5. Step 5: Solve for x
   x = 4,931,831,529/35,316
6. Step 6: Final answer
   x = 139,648.64