Finding the Third Proportional to 48,330 and 72,270

Step by Step Solution

1. Step 1: Write the proportion equation
   48,330 : 72,270 = 72,270 : x
2. Step 2: Convert to fraction form
   48,330/72,270 = 72,270/x
3. Step 3: Cross multiply
   48,330x = 72,270 × 72,270
4. Step 4: Simplify right side
   48,330x = 5,222,952,900
5. Step 5: Solve for x
   x = 5,222,952,900/48,330
6. Step 6: Final answer
   x = 108,068.55