Finding the Third Proportional to 65,273,314 and 142,076,456

Step by Step Solution

1. Step 1: Write the proportion equation
   65,273,314 : 142,076,456 = 142,076,456 : x
2. Step 2: Convert to fraction form
   65,273,314/142,076,456 = 142,076,456/x
3. Step 3: Cross multiply
   65,273,314x = 142,076,456 × 142,076,456
4. Step 4: Simplify right side
   65,273,314x = 20,185,719,349,519,936
5. Step 5: Solve for x
   x = 20,185,719,349,519,936/65,273,314
6. Step 6: Final answer
   x = 309,249,187.95