Finding the Third Proportional to 42,029,802 and 91,233,666

Step by Step Solution

1. Step 1: Write the proportion equation
   42,029,802 : 91,233,666 = 91,233,666 : x
2. Step 2: Convert to fraction form
   42,029,802/91,233,666 = 91,233,666/x
3. Step 3: Cross multiply
   42,029,802x = 91,233,666 × 91,233,666
4. Step 4: Simplify right side
   42,029,802x = 8,323,581,811,799,556
5. Step 5: Solve for x
   x = 8,323,581,811,799,556/42,029,802
6. Step 6: Final answer
   x = 198,039,995.81