Finding the Third Proportional to 83,288,992,315 and 126,885,018,558

Step by Step Solution

1. Step 1: Write the proportion equation
   83,288,992,315 : 126,885,018,558 = 126,885,018,558 : x
2. Step 2: Convert to fraction form
   83,288,992,315/126,885,018,558 = 126,885,018,558/x
3. Step 3: Cross multiply
   83,288,992,315x = 126,885,018,558 × 126,885,018,558
4. Step 4: Simplify right side
   83,288,992,315x = 16,099,807,934,464,005,242,880
5. Step 5: Solve for x
   x = 16,099,807,934,464,005,242,880/83,288,992,315
6. Step 6: Final answer
   x = 193,300,548,931.78