Finding the Third Proportional to 31,981.50 and 73,885.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,981.50 : 73,885.50 = 73,885.50 : x
2. Step 2: Convert to fraction form
   31,981.50/73,885.50 = 73,885.50/x
3. Step 3: Cross multiply
   31,981.50x = 73,885.50 × 73,885.50
4. Step 4: Simplify right side
   31,981.50x = 5,459,067,110.25
5. Step 5: Solve for x
   x = 5,459,067,110.25/31,981.50
6. Step 6: Final answer
   x = 170,694.53