Finding the Third Proportional to 2,142,240 and 4,462,032

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,240 : 4,462,032 = 4,462,032 : x
2. Step 2: Convert to fraction form
   2,142,240/4,462,032 = 4,462,032/x
3. Step 3: Cross multiply
   2,142,240x = 4,462,032 × 4,462,032
4. Step 4: Simplify right side
   2,142,240x = 19,909,729,569,024
5. Step 5: Solve for x
   x = 19,909,729,569,024/2,142,240
6. Step 6: Final answer
   x = 9,293,883.77