Finding the Third Proportional to 887,184 and 1,389,918

Step by Step Solution

1. Step 1: Write the proportion equation
   887,184 : 1,389,918 = 1,389,918 : x
2. Step 2: Convert to fraction form
   887,184/1,389,918 = 1,389,918/x
3. Step 3: Cross multiply
   887,184x = 1,389,918 × 1,389,918
4. Step 4: Simplify right side
   887,184x = 1,931,872,046,724
5. Step 5: Solve for x
   x = 1,931,872,046,724/887,184
6. Step 6: Final answer
   x = 2,177,532.56