Finding the Third Proportional to 72,058,792 and 111,534,900

Step by Step Solution

1. Step 1: Write the proportion equation
   72,058,792 : 111,534,900 = 111,534,900 : x
2. Step 2: Convert to fraction form
   72,058,792/111,534,900 = 111,534,900/x
3. Step 3: Cross multiply
   72,058,792x = 111,534,900 × 111,534,900
4. Step 4: Simplify right side
   72,058,792x = 12,440,033,918,010,000
5. Step 5: Solve for x
   x = 12,440,033,918,010,000/72,058,792
6. Step 6: Final answer
   x = 172,637,280.93