Finding the Third Proportional to 65,273,310 and 142,076,448

Step by Step Solution

1. Step 1: Write the proportion equation
   65,273,310 : 142,076,448 = 142,076,448 : x
2. Step 2: Convert to fraction form
   65,273,310/142,076,448 = 142,076,448/x
3. Step 3: Cross multiply
   65,273,310x = 142,076,448 × 142,076,448
4. Step 4: Simplify right side
   65,273,310x = 20,185,717,076,296,704
5. Step 5: Solve for x
   x = 20,185,717,076,296,704/65,273,310
6. Step 6: Final answer
   x = 309,249,172.08