Finding the Third Proportional to 1,636,536 and 3,500,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,636,536 : 3,500,520 = 3,500,520 : x
2. Step 2: Convert to fraction form
   1,636,536/3,500,520 = 3,500,520/x
3. Step 3: Cross multiply
   1,636,536x = 3,500,520 × 3,500,520
4. Step 4: Simplify right side
   1,636,536x = 12,253,640,270,400
5. Step 5: Solve for x
   x = 12,253,640,270,400/1,636,536
6. Step 6: Final answer
   x = 7,487,547.03