Finding the Third Proportional to 146,648,099 and 318,518,892

Step by Step Solution

1. Step 1: Write the proportion equation
   146,648,099 : 318,518,892 = 318,518,892 : x
2. Step 2: Convert to fraction form
   146,648,099/318,518,892 = 318,518,892/x
3. Step 3: Cross multiply
   146,648,099x = 318,518,892 × 318,518,892
4. Step 4: Simplify right side
   146,648,099x = 101,454,284,560,907,664
5. Step 5: Solve for x
   x = 101,454,284,560,907,664/146,648,099
6. Step 6: Final answer
   x = 691,821,341.38