Finding the Third Proportional to 92,938 and 139,812

Step by Step Solution

1. Step 1: Write the proportion equation
   92,938 : 139,812 = 139,812 : x
2. Step 2: Convert to fraction form
   92,938/139,812 = 139,812/x
3. Step 3: Cross multiply
   92,938x = 139,812 × 139,812
4. Step 4: Simplify right side
   92,938x = 19,547,395,344
5. Step 5: Solve for x
   x = 19,547,395,344/92,938
6. Step 6: Final answer
   x = 210,327.26