Finding the Third Proportional to 2,725,836,858 and 5,929,265,868

Step by Step Solution

1. Step 1: Write the proportion equation
   2,725,836,858 : 5,929,265,868 = 5,929,265,868 : x
2. Step 2: Convert to fraction form
   2,725,836,858/5,929,265,868 = 5,929,265,868/x
3. Step 3: Cross multiply
   2,725,836,858x = 5,929,265,868 × 5,929,265,868
4. Step 4: Simplify right side
   2,725,836,858x = 35,156,193,733,429,792,768
5. Step 5: Solve for x
   x = 35,156,193,733,429,792,768/2,725,836,858
6. Step 6: Final answer
   x = 12,897,394,658.91