Finding the Third Proportional to 3,867,004,921.50 and 5,911,493,440.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,867,004,921.50 : 5,911,493,440.50 = 5,911,493,440.50 : x
2. Step 2: Convert to fraction form
   3,867,004,921.50/5,911,493,440.50 = 5,911,493,440.50/x
3. Step 3: Cross multiply
   3,867,004,921.50x = 5,911,493,440.50 × 5,911,493,440.50
4. Step 4: Simplify right side
   3,867,004,921.50x = 34,945,754,697,074,528,256
5. Step 5: Solve for x
   x = 34,945,754,697,074,528,256/3,867,004,921.50
6. Step 6: Final answer
   x = 9,036,904,634.59