Finding the Third Proportional to 2,020,191 and 4,488,810

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020,191 : 4,488,810 = 4,488,810 : x
2. Step 2: Convert to fraction form
   2,020,191/4,488,810 = 4,488,810/x
3. Step 3: Cross multiply
   2,020,191x = 4,488,810 × 4,488,810
4. Step 4: Simplify right side
   2,020,191x = 20,149,415,216,100
5. Step 5: Solve for x
   x = 20,149,415,216,100/2,020,191
6. Step 6: Final answer
   x = 9,974,014.94