Finding the Third Proportional to 2,981,628 and 3,972,492

Step by Step Solution

1. Step 1: Write the proportion equation
   2,981,628 : 3,972,492 = 3,972,492 : x
2. Step 2: Convert to fraction form
   2,981,628/3,972,492 = 3,972,492/x
3. Step 3: Cross multiply
   2,981,628x = 3,972,492 × 3,972,492
4. Step 4: Simplify right side
   2,981,628x = 15,780,692,690,064
5. Step 5: Solve for x
   x = 15,780,692,690,064/2,981,628
6. Step 6: Final answer
   x = 5,292,643.04