Finding the Third Proportional to 2,159,148 and 4,650,450

Step by Step Solution

1. Step 1: Write the proportion equation
   2,159,148 : 4,650,450 = 4,650,450 : x
2. Step 2: Convert to fraction form
   2,159,148/4,650,450 = 4,650,450/x
3. Step 3: Cross multiply
   2,159,148x = 4,650,450 × 4,650,450
4. Step 4: Simplify right side
   2,159,148x = 21,626,685,202,500
5. Step 5: Solve for x
   x = 21,626,685,202,500/2,159,148
6. Step 6: Final answer
   x = 10,016,305.14