Finding the Third Proportional to 2,017,609 and 4,353,947

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017,609 : 4,353,947 = 4,353,947 : x
2. Step 2: Convert to fraction form
   2,017,609/4,353,947 = 4,353,947/x
3. Step 3: Cross multiply
   2,017,609x = 4,353,947 × 4,353,947
4. Step 4: Simplify right side
   2,017,609x = 18,956,854,478,809
5. Step 5: Solve for x
   x = 18,956,854,478,809/2,017,609
6. Step 6: Final answer
   x = 9,395,702.77