Finding the Third Proportional to 872,140,724 and 1,340,540,456

Step by Step Solution

1. Step 1: Write the proportion equation
   872,140,724 : 1,340,540,456 = 1,340,540,456 : x
2. Step 2: Convert to fraction form
   872,140,724/1,340,540,456 = 1,340,540,456/x
3. Step 3: Cross multiply
   872,140,724x = 1,340,540,456 × 1,340,540,456
4. Step 4: Simplify right side
   872,140,724x = 1,797,048,714,172,687,872
5. Step 5: Solve for x
   x = 1,797,048,714,172,687,872/872,140,724
6. Step 6: Final answer
   x = 2,060,503,155.88