Finding the Third Proportional to 1,607,524 and 2,189,178

Step by Step Solution

1. Step 1: Write the proportion equation
   1,607,524 : 2,189,178 = 2,189,178 : x
2. Step 2: Convert to fraction form
   1,607,524/2,189,178 = 2,189,178/x
3. Step 3: Cross multiply
   1,607,524x = 2,189,178 × 2,189,178
4. Step 4: Simplify right side
   1,607,524x = 4,792,500,315,684
5. Step 5: Solve for x
   x = 4,792,500,315,684/1,607,524
6. Step 6: Final answer
   x = 2,981,293.17