Finding the Third Proportional to 2,258,221,667.50 and 4,891,689,887

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258,221,667.50 : 4,891,689,887 = 4,891,689,887 : x
2. Step 2: Convert to fraction form
   2,258,221,667.50/4,891,689,887 = 4,891,689,887/x
3. Step 3: Cross multiply
   2,258,221,667.50x = 4,891,689,887 × 4,891,689,887
4. Step 4: Simplify right side
   2,258,221,667.50x = 23,928,629,950,578,073,600
5. Step 5: Solve for x
   x = 23,928,629,950,578,073,600/2,258,221,667.50
6. Step 6: Final answer
   x = 10,596,227,241.53