Finding the Third Proportional to 911,591,036 and 2,110,201,861.50

Step by Step Solution

1. Step 1: Write the proportion equation
   911,591,036 : 2,110,201,861.50 = 2,110,201,861.50 : x
2. Step 2: Convert to fraction form
   911,591,036/2,110,201,861.50 = 2,110,201,861.50/x
3. Step 3: Cross multiply
   911,591,036x = 2,110,201,861.50 × 2,110,201,861.50
4. Step 4: Simplify right side
   911,591,036x = 4,452,951,896,278,065,152
5. Step 5: Solve for x
   x = 4,452,951,896,278,065,152/911,591,036
6. Step 6: Final answer
   x = 4,884,813,167.77