Finding the Third Proportional to 65,273,368 and 142,076,560

Step by Step Solution

1. Step 1: Write the proportion equation
   65,273,368 : 142,076,560 = 142,076,560 : x
2. Step 2: Convert to fraction form
   65,273,368/142,076,560 = 142,076,560/x
3. Step 3: Cross multiply
   65,273,368x = 142,076,560 × 142,076,560
4. Step 4: Simplify right side
   65,273,368x = 20,185,748,901,433,600
5. Step 5: Solve for x
   x = 20,185,748,901,433,600/65,273,368
6. Step 6: Final answer
   x = 309,249,384.86