Finding the Third Proportional to 65,273,312 and 142,076,452

Step by Step Solution

1. Step 1: Write the proportion equation
   65,273,312 : 142,076,452 = 142,076,452 : x
2. Step 2: Convert to fraction form
   65,273,312/142,076,452 = 142,076,452/x
3. Step 3: Cross multiply
   65,273,312x = 142,076,452 × 142,076,452
4. Step 4: Simplify right side
   65,273,312x = 20,185,718,212,908,304
5. Step 5: Solve for x
   x = 20,185,718,212,908,304/65,273,312
6. Step 6: Final answer
   x = 309,249,180.02