Finding the Third Proportional to 1,648,485 and 3,514,711

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,485 : 3,514,711 = 3,514,711 : x
2. Step 2: Convert to fraction form
   1,648,485/3,514,711 = 3,514,711/x
3. Step 3: Cross multiply
   1,648,485x = 3,514,711 × 3,514,711
4. Step 4: Simplify right side
   1,648,485x = 12,353,193,413,521
5. Step 5: Solve for x
   x = 12,353,193,413,521/1,648,485
6. Step 6: Final answer
   x = 7,493,664.43