Finding the Third Proportional to 146,479,956 and 199,480,698

Step by Step Solution

1. Step 1: Write the proportion equation
   146,479,956 : 199,480,698 = 199,480,698 : x
2. Step 2: Convert to fraction form
   146,479,956/199,480,698 = 199,480,698/x
3. Step 3: Cross multiply
   146,479,956x = 199,480,698 × 199,480,698
4. Step 4: Simplify right side
   146,479,956x = 39,792,548,874,567,200
5. Step 5: Solve for x
   x = 39,792,548,874,567,200/146,479,956
6. Step 6: Final answer
   x = 271,658,662.12