Finding the Third Proportional to 2,131,476 and 4,460,008

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,476 : 4,460,008 = 4,460,008 : x
2. Step 2: Convert to fraction form
   2,131,476/4,460,008 = 4,460,008/x
3. Step 3: Cross multiply
   2,131,476x = 4,460,008 × 4,460,008
4. Step 4: Simplify right side
   2,131,476x = 19,891,671,360,064
5. Step 5: Solve for x
   x = 19,891,671,360,064/2,131,476
6. Step 6: Final answer
   x = 9,332,345.92