Finding the Third Proportional to 30,805 and 67,297

Step by Step Solution

1. Step 1: Write the proportion equation
   30,805 : 67,297 = 67,297 : x
2. Step 2: Convert to fraction form
   30,805/67,297 = 67,297/x
3. Step 3: Cross multiply
   30,805x = 67,297 × 67,297
4. Step 4: Simplify right side
   30,805x = 4,528,886,209
5. Step 5: Solve for x
   x = 4,528,886,209/30,805
6. Step 6: Final answer
   x = 147,017.89