Finding the Third Proportional to 2,061,386 and 4,488,730

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061,386 : 4,488,730 = 4,488,730 : x
2. Step 2: Convert to fraction form
   2,061,386/4,488,730 = 4,488,730/x
3. Step 3: Cross multiply
   2,061,386x = 4,488,730 × 4,488,730
4. Step 4: Simplify right side
   2,061,386x = 20,148,697,012,900
5. Step 5: Solve for x
   x = 20,148,697,012,900/2,061,386
6. Step 6: Final answer
   x = 9,774,344.55