Finding the Third Proportional to 1,838,206 and 4,039,248

Step by Step Solution

1. Step 1: Write the proportion equation
   1,838,206 : 4,039,248 = 4,039,248 : x
2. Step 2: Convert to fraction form
   1,838,206/4,039,248 = 4,039,248/x
3. Step 3: Cross multiply
   1,838,206x = 4,039,248 × 4,039,248
4. Step 4: Simplify right side
   1,838,206x = 16,315,524,405,504
5. Step 5: Solve for x
   x = 16,315,524,405,504/1,838,206
6. Step 6: Final answer
   x = 8,875,786.72