Finding the Third Proportional to 68,005,197 and 146,757,150

Step by Step Solution

1. Step 1: Write the proportion equation
   68,005,197 : 146,757,150 = 146,757,150 : x
2. Step 2: Convert to fraction form
   68,005,197/146,757,150 = 146,757,150/x
3. Step 3: Cross multiply
   68,005,197x = 146,757,150 × 146,757,150
4. Step 4: Simplify right side
   68,005,197x = 21,537,661,076,122,500
5. Step 5: Solve for x
   x = 21,537,661,076,122,500/68,005,197
6. Step 6: Final answer
   x = 316,706,105.21