Finding the Third Proportional to 71,738,778 and 100,663,710

Step by Step Solution

1. Step 1: Write the proportion equation
   71,738,778 : 100,663,710 = 100,663,710 : x
2. Step 2: Convert to fraction form
   71,738,778/100,663,710 = 100,663,710/x
3. Step 3: Cross multiply
   71,738,778x = 100,663,710 × 100,663,710
4. Step 4: Simplify right side
   71,738,778x = 10,133,182,510,964,100
5. Step 5: Solve for x
   x = 10,133,182,510,964,100/71,738,778
6. Step 6: Final answer
   x = 141,251,116.81