Finding the Third Proportional to 31,806.50 and 73,273

Step by Step Solution

1. Step 1: Write the proportion equation
   31,806.50 : 73,273 = 73,273 : x
2. Step 2: Convert to fraction form
   31,806.50/73,273 = 73,273/x
3. Step 3: Cross multiply
   31,806.50x = 73,273 × 73,273
4. Step 4: Simplify right side
   31,806.50x = 5,368,932,529
5. Step 5: Solve for x
   x = 5,368,932,529/31,806.50
6. Step 6: Final answer
   x = 168,799.85