Finding the Third Proportional to 146,436,787 and 321,007,142

Step by Step Solution

1. Step 1: Write the proportion equation
   146,436,787 : 321,007,142 = 321,007,142 : x
2. Step 2: Convert to fraction form
   146,436,787/321,007,142 = 321,007,142/x
3. Step 3: Cross multiply
   146,436,787x = 321,007,142 × 321,007,142
4. Step 4: Simplify right side
   146,436,787x = 103,045,585,215,008,160
5. Step 5: Solve for x
   x = 103,045,585,215,008,160/146,436,787
6. Step 6: Final answer
   x = 703,686,466.54