Finding the Third Proportional to 887,358 and 1,942,638

Step by Step Solution

1. Step 1: Write the proportion equation
   887,358 : 1,942,638 = 1,942,638 : x
2. Step 2: Convert to fraction form
   887,358/1,942,638 = 1,942,638/x
3. Step 3: Cross multiply
   887,358x = 1,942,638 × 1,942,638
4. Step 4: Simplify right side
   887,358x = 3,773,842,399,044
5. Step 5: Solve for x
   x = 3,773,842,399,044/887,358
6. Step 6: Final answer
   x = 4,252,897.25