Finding the Third Proportional to 1,455,006 and 3,142,320

Step by Step Solution

1. Step 1: Write the proportion equation
   1,455,006 : 3,142,320 = 3,142,320 : x
2. Step 2: Convert to fraction form
   1,455,006/3,142,320 = 3,142,320/x
3. Step 3: Cross multiply
   1,455,006x = 3,142,320 × 3,142,320
4. Step 4: Simplify right side
   1,455,006x = 9,874,174,982,400
5. Step 5: Solve for x
   x = 9,874,174,982,400/1,455,006
6. Step 6: Final answer
   x = 6,786,346.57