Finding the Third Proportional to 25,858,892 and 56,257,870

Step by Step Solution

1. Step 1: Write the proportion equation
   25,858,892 : 56,257,870 = 56,257,870 : x
2. Step 2: Convert to fraction form
   25,858,892/56,257,870 = 56,257,870/x
3. Step 3: Cross multiply
   25,858,892x = 56,257,870 × 56,257,870
4. Step 4: Simplify right side
   25,858,892x = 3,164,947,936,936,900
5. Step 5: Solve for x
   x = 3,164,947,936,936,900/25,858,892
6. Step 6: Final answer
   x = 122,393,021.98