Finding the Third Proportional to 25,858,890 and 56,257,827

Step by Step Solution

1. Step 1: Write the proportion equation
   25,858,890 : 56,257,827 = 56,257,827 : x
2. Step 2: Convert to fraction form
   25,858,890/56,257,827 = 56,257,827/x
3. Step 3: Cross multiply
   25,858,890x = 56,257,827 × 56,257,827
4. Step 4: Simplify right side
   25,858,890x = 3,164,943,098,761,929
5. Step 5: Solve for x
   x = 3,164,943,098,761,929/25,858,890
6. Step 6: Final answer
   x = 122,392,844.35