Finding the Third Proportional to 2,137,824 and 3,438,432

Step by Step Solution

1. Step 1: Write the proportion equation
   2,137,824 : 3,438,432 = 3,438,432 : x
2. Step 2: Convert to fraction form
   2,137,824/3,438,432 = 3,438,432/x
3. Step 3: Cross multiply
   2,137,824x = 3,438,432 × 3,438,432
4. Step 4: Simplify right side
   2,137,824x = 11,822,814,618,624
5. Step 5: Solve for x
   x = 11,822,814,618,624/2,137,824
6. Step 6: Final answer
   x = 5,530,303.06