Finding the Third Proportional to 872,139,649 and 1,340,538,801

Step by Step Solution

1. Step 1: Write the proportion equation
   872,139,649 : 1,340,538,801 = 1,340,538,801 : x
2. Step 2: Convert to fraction form
   872,139,649/1,340,538,801 = 1,340,538,801/x
3. Step 3: Cross multiply
   872,139,649x = 1,340,538,801 × 1,340,538,801
4. Step 4: Simplify right side
   872,139,649x = 1,797,044,276,986,517,504
5. Step 5: Solve for x
   x = 1,797,044,276,986,517,504/872,139,649
6. Step 6: Final answer
   x = 2,060,500,607.96