Finding the Third Proportional to 1,838,271 and 3,888,510

Step by Step Solution

1. Step 1: Write the proportion equation
   1,838,271 : 3,888,510 = 3,888,510 : x
2. Step 2: Convert to fraction form
   1,838,271/3,888,510 = 3,888,510/x
3. Step 3: Cross multiply
   1,838,271x = 3,888,510 × 3,888,510
4. Step 4: Simplify right side
   1,838,271x = 15,120,510,020,100
5. Step 5: Solve for x
   x = 15,120,510,020,100/1,838,271
6. Step 6: Final answer
   x = 8,225,397.68