Finding the Third Proportional to 30,730 and 67,023

Step by Step Solution

1. Step 1: Write the proportion equation
   30,730 : 67,023 = 67,023 : x
2. Step 2: Convert to fraction form
   30,730/67,023 = 67,023/x
3. Step 3: Cross multiply
   30,730x = 67,023 × 67,023
4. Step 4: Simplify right side
   30,730x = 4,492,082,529
5. Step 5: Solve for x
   x = 4,492,082,529/30,730
6. Step 6: Final answer
   x = 146,179.06