Finding the Third Proportional to 2,098,873 and 4,638,782

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098,873 : 4,638,782 = 4,638,782 : x
2. Step 2: Convert to fraction form
   2,098,873/4,638,782 = 4,638,782/x
3. Step 3: Cross multiply
   2,098,873x = 4,638,782 × 4,638,782
4. Step 4: Simplify right side
   2,098,873x = 21,518,298,443,524
5. Step 5: Solve for x
   x = 21,518,298,443,524/2,098,873
6. Step 6: Final answer
   x = 10,252,310.86