Finding the Third Proportional to 2,162,888 and 4,706,320

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162,888 : 4,706,320 = 4,706,320 : x
2. Step 2: Convert to fraction form
   2,162,888/4,706,320 = 4,706,320/x
3. Step 3: Cross multiply
   2,162,888x = 4,706,320 × 4,706,320
4. Step 4: Simplify right side
   2,162,888x = 22,149,447,942,400
5. Step 5: Solve for x
   x = 22,149,447,942,400/2,162,888
6. Step 6: Final answer
   x = 10,240,681.88