Finding the Third Proportional to 1,648,215 and 3,422,763

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,215 : 3,422,763 = 3,422,763 : x
2. Step 2: Convert to fraction form
   1,648,215/3,422,763 = 3,422,763/x
3. Step 3: Cross multiply
   1,648,215x = 3,422,763 × 3,422,763
4. Step 4: Simplify right side
   1,648,215x = 11,715,306,554,169
5. Step 5: Solve for x
   x = 11,715,306,554,169/1,648,215
6. Step 6: Final answer
   x = 7,107,875.22