Finding the Third Proportional to 31,795.50 and 67,938

Step by Step Solution

1. Step 1: Write the proportion equation
   31,795.50 : 67,938 = 67,938 : x
2. Step 2: Convert to fraction form
   31,795.50/67,938 = 67,938/x
3. Step 3: Cross multiply
   31,795.50x = 67,938 × 67,938
4. Step 4: Simplify right side
   31,795.50x = 4,615,571,844
5. Step 5: Solve for x
   x = 4,615,571,844/31,795.50
6. Step 6: Final answer
   x = 145,164.31