Finding the Third Proportional to 1,854,694 and 3,908,648

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854,694 : 3,908,648 = 3,908,648 : x
2. Step 2: Convert to fraction form
   1,854,694/3,908,648 = 3,908,648/x
3. Step 3: Cross multiply
   1,854,694x = 3,908,648 × 3,908,648
4. Step 4: Simplify right side
   1,854,694x = 15,277,529,187,904
5. Step 5: Solve for x
   x = 15,277,529,187,904/1,854,694
6. Step 6: Final answer
   x = 8,237,223.60