Finding the Third Proportional to 2,239,512 and 3,400,740

Step by Step Solution

1. Step 1: Write the proportion equation
   2,239,512 : 3,400,740 = 3,400,740 : x
2. Step 2: Convert to fraction form
   2,239,512/3,400,740 = 3,400,740/x
3. Step 3: Cross multiply
   2,239,512x = 3,400,740 × 3,400,740
4. Step 4: Simplify right side
   2,239,512x = 11,565,032,547,600
5. Step 5: Solve for x
   x = 11,565,032,547,600/2,239,512
6. Step 6: Final answer
   x = 5,164,085.99