Finding the Third Proportional to 146,436,788 and 321,007,144

Step by Step Solution

1. Step 1: Write the proportion equation
   146,436,788 : 321,007,144 = 321,007,144 : x
2. Step 2: Convert to fraction form
   146,436,788/321,007,144 = 321,007,144/x
3. Step 3: Cross multiply
   146,436,788x = 321,007,144 × 321,007,144
4. Step 4: Simplify right side
   146,436,788x = 103,045,586,499,036,736
5. Step 5: Solve for x
   x = 103,045,586,499,036,736/146,436,788
6. Step 6: Final answer
   x = 703,686,470.50