Finding the Third Proportional to 30,670 and 45,735

Step by Step Solution

1. Step 1: Write the proportion equation
   30,670 : 45,735 = 45,735 : x
2. Step 2: Convert to fraction form
   30,670/45,735 = 45,735/x
3. Step 3: Cross multiply
   30,670x = 45,735 × 45,735
4. Step 4: Simplify right side
   30,670x = 2,091,690,225
5. Step 5: Solve for x
   x = 2,091,690,225/30,670
6. Step 6: Final answer
   x = 68,199.88