Finding the Third Proportional to 2,131,488 and 4,460,032

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,488 : 4,460,032 = 4,460,032 : x
2. Step 2: Convert to fraction form
   2,131,488/4,460,032 = 4,460,032/x
3. Step 3: Cross multiply
   2,131,488x = 4,460,032 × 4,460,032
4. Step 4: Simplify right side
   2,131,488x = 19,891,885,441,024
5. Step 5: Solve for x
   x = 19,891,885,441,024/2,131,488
6. Step 6: Final answer
   x = 9,332,393.82