Finding the Third Proportional to 1,443,124 and 3,137,430

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,124 : 3,137,430 = 3,137,430 : x
2. Step 2: Convert to fraction form
   1,443,124/3,137,430 = 3,137,430/x
3. Step 3: Cross multiply
   1,443,124x = 3,137,430 × 3,137,430
4. Step 4: Simplify right side
   1,443,124x = 9,843,467,004,900
5. Step 5: Solve for x
   x = 9,843,467,004,900/1,443,124
6. Step 6: Final answer
   x = 6,820,943.32