Finding the Third Proportional to 48,766 and 72,830

Step by Step Solution

1. Step 1: Write the proportion equation
   48,766 : 72,830 = 72,830 : x
2. Step 2: Convert to fraction form
   48,766/72,830 = 72,830/x
3. Step 3: Cross multiply
   48,766x = 72,830 × 72,830
4. Step 4: Simplify right side
   48,766x = 5,304,208,900
5. Step 5: Solve for x
   x = 5,304,208,900/48,766
6. Step 6: Final answer
   x = 108,768.59