Finding the Third Proportional to 887,023 and 1,389,876

Step by Step Solution

1. Step 1: Write the proportion equation
   887,023 : 1,389,876 = 1,389,876 : x
2. Step 2: Convert to fraction form
   887,023/1,389,876 = 1,389,876/x
3. Step 3: Cross multiply
   887,023x = 1,389,876 × 1,389,876
4. Step 4: Simplify right side
   887,023x = 1,931,755,295,376
5. Step 5: Solve for x
   x = 1,931,755,295,376/887,023
6. Step 6: Final answer
   x = 2,177,796.17