Finding the Third Proportional to 146,218,284 and 321,136,002

Step by Step Solution

1. Step 1: Write the proportion equation
   146,218,284 : 321,136,002 = 321,136,002 : x
2. Step 2: Convert to fraction form
   146,218,284/321,136,002 = 321,136,002/x
3. Step 3: Cross multiply
   146,218,284x = 321,136,002 × 321,136,002
4. Step 4: Simplify right side
   146,218,284x = 103,128,331,780,544,000
5. Step 5: Solve for x
   x = 103,128,331,780,544,000/146,218,284
6. Step 6: Final answer
   x = 705,303,939.83