Finding the Third Proportional to 3,881,605,758 and 5,550,738,940.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,881,605,758 : 5,550,738,940.50 = 5,550,738,940.50 : x
2. Step 2: Convert to fraction form
   3,881,605,758/5,550,738,940.50 = 5,550,738,940.50/x
3. Step 3: Cross multiply
   3,881,605,758x = 5,550,738,940.50 × 5,550,738,940.50
4. Step 4: Simplify right side
   3,881,605,758x = 30,810,702,785,583,063,040
5. Step 5: Solve for x
   x = 30,810,702,785,583,063,040/3,881,605,758
6. Step 6: Final answer
   x = 7,937,617,755.77