Finding the Third Proportional to 159,726,734 and 245,359,821

Step by Step Solution

1. Step 1: Write the proportion equation
   159,726,734 : 245,359,821 = 245,359,821 : x
2. Step 2: Convert to fraction form
   159,726,734/245,359,821 = 245,359,821/x
3. Step 3: Cross multiply
   159,726,734x = 245,359,821 × 245,359,821
4. Step 4: Simplify right side
   159,726,734x = 60,201,441,761,152,040
5. Step 5: Solve for x
   x = 60,201,441,761,152,040/159,726,734
6. Step 6: Final answer
   x = 376,902,727.89