Finding the Third Proportional to 2,105,052 and 4,430,166

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,052 : 4,430,166 = 4,430,166 : x
2. Step 2: Convert to fraction form
   2,105,052/4,430,166 = 4,430,166/x
3. Step 3: Cross multiply
   2,105,052x = 4,430,166 × 4,430,166
4. Step 4: Simplify right side
   2,105,052x = 19,626,370,787,556
5. Step 5: Solve for x
   x = 19,626,370,787,556/2,105,052
6. Step 6: Final answer
   x = 9,323,461.27