Finding the Third Proportional to 1,663,212 and 3,608,753

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,212 : 3,608,753 = 3,608,753 : x
2. Step 2: Convert to fraction form
   1,663,212/3,608,753 = 3,608,753/x
3. Step 3: Cross multiply
   1,663,212x = 3,608,753 × 3,608,753
4. Step 4: Simplify right side
   1,663,212x = 13,023,098,215,009
5. Step 5: Solve for x
   x = 13,023,098,215,009/1,663,212
6. Step 6: Final answer
   x = 7,830,089.14