Finding the Third Proportional to 6,117,446,826 and 9,446,407,861.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,117,446,826 : 9,446,407,861.50 = 9,446,407,861.50 : x
2. Step 2: Convert to fraction form
   6,117,446,826/9,446,407,861.50 = 9,446,407,861.50/x
3. Step 3: Cross multiply
   6,117,446,826x = 9,446,407,861.50 × 9,446,407,861.50
4. Step 4: Simplify right side
   6,117,446,826x = 89,234,621,485,809,008,640
5. Step 5: Solve for x
   x = 89,234,621,485,809,008,640/6,117,446,826
6. Step 6: Final answer
   x = 14,586,905,946.86