Finding the Third Proportional to 2,061,406 and 4,488,770

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061,406 : 4,488,770 = 4,488,770 : x
2. Step 2: Convert to fraction form
   2,061,406/4,488,770 = 4,488,770/x
3. Step 3: Cross multiply
   2,061,406x = 4,488,770 × 4,488,770
4. Step 4: Simplify right side
   2,061,406x = 20,149,056,112,900
5. Step 5: Solve for x
   x = 20,149,056,112,900/2,061,406
6. Step 6: Final answer
   x = 9,774,423.92