Finding the Third Proportional to 1,648,207 and 3,422,736

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,207 : 3,422,736 = 3,422,736 : x
2. Step 2: Convert to fraction form
   1,648,207/3,422,736 = 3,422,736/x
3. Step 3: Cross multiply
   1,648,207x = 3,422,736 × 3,422,736
4. Step 4: Simplify right side
   1,648,207x = 11,715,121,725,696
5. Step 5: Solve for x
   x = 11,715,121,725,696/1,648,207
6. Step 6: Final answer
   x = 7,107,797.58