Finding the Third Proportional to 1,284,109,689 and 1,967,615,245.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,109,689 : 1,967,615,245.50 = 1,967,615,245.50 : x
2. Step 2: Convert to fraction form
   1,284,109,689/1,967,615,245.50 = 1,967,615,245.50/x
3. Step 3: Cross multiply
   1,284,109,689x = 1,967,615,245.50 × 1,967,615,245.50
4. Step 4: Simplify right side
   1,284,109,689x = 3,871,509,754,324,025,344
5. Step 5: Solve for x
   x = 3,871,509,754,324,025,344/1,284,109,689
6. Step 6: Final answer
   x = 3,014,936,953.98