Finding the Third Proportional to 71,776,605 and 111,355,608

Step by Step Solution

1. Step 1: Write the proportion equation
   71,776,605 : 111,355,608 = 111,355,608 : x
2. Step 2: Convert to fraction form
   71,776,605/111,355,608 = 111,355,608/x
3. Step 3: Cross multiply
   71,776,605x = 111,355,608 × 111,355,608
4. Step 4: Simplify right side
   71,776,605x = 12,400,071,433,049,664
5. Step 5: Solve for x
   x = 12,400,071,433,049,664/71,776,605
6. Step 6: Final answer
   x = 172,759,235.87