Finding the Third Proportional to 31,523,616 and 68,076,864

Step by Step Solution

1. Step 1: Write the proportion equation
   31,523,616 : 68,076,864 = 68,076,864 : x
2. Step 2: Convert to fraction form
   31,523,616/68,076,864 = 68,076,864/x
3. Step 3: Cross multiply
   31,523,616x = 68,076,864 × 68,076,864
4. Step 4: Simplify right side
   31,523,616x = 4,634,459,412,074,496
5. Step 5: Solve for x
   x = 4,634,459,412,074,496/31,523,616
6. Step 6: Final answer
   x = 147,015,476.02