Finding the Third Proportional to 69,729,918 and 152,015,145

Step by Step Solution

1. Step 1: Write the proportion equation
   69,729,918 : 152,015,145 = 152,015,145 : x
2. Step 2: Convert to fraction form
   69,729,918/152,015,145 = 152,015,145/x
3. Step 3: Cross multiply
   69,729,918x = 152,015,145 × 152,015,145
4. Step 4: Simplify right side
   69,729,918x = 23,108,604,309,371,024
5. Step 5: Solve for x
   x = 23,108,604,309,371,024/69,729,918
6. Step 6: Final answer
   x = 331,401,570.12