Finding the Third Proportional to 887,196 and 1,389,936

Step by Step Solution

1. Step 1: Write the proportion equation
   887,196 : 1,389,936 = 1,389,936 : x
2. Step 2: Convert to fraction form
   887,196/1,389,936 = 1,389,936/x
3. Step 3: Cross multiply
   887,196x = 1,389,936 × 1,389,936
4. Step 4: Simplify right side
   887,196x = 1,931,922,084,096
5. Step 5: Solve for x
   x = 1,931,922,084,096/887,196
6. Step 6: Final answer
   x = 2,177,559.51