Finding the Third Proportional to 1,834,398,517,167.30 and 3,990,862,660,664.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,834,398,517,167.30 : 3,990,862,660,664.50 = 3,990,862,660,664.50 : x
2. Step 2: Convert to fraction form
   1,834,398,517,167.30/3,990,862,660,664.50 = 3,990,862,660,664.50/x
3. Step 3: Cross multiply
   1,834,398,517,167.30x = 3,990,862,660,664.50 × 3,990,862,660,664.50
4. Step 4: Simplify right side
   1,834,398,517,167.30x = 15,926,984,776,286,132,468,973,568
5. Step 5: Solve for x
   x = 15,926,984,776,286,132,468,973,568/1,834,398,517,167.30
6. Step 6: Final answer
   x = 8,682,401,684,929.82