Finding the Third Proportional to 857,788 and 1,833,372

Step by Step Solution

1. Step 1: Write the proportion equation
   857,788 : 1,833,372 = 1,833,372 : x
2. Step 2: Convert to fraction form
   857,788/1,833,372 = 1,833,372/x
3. Step 3: Cross multiply
   857,788x = 1,833,372 × 1,833,372
4. Step 4: Simplify right side
   857,788x = 3,361,252,890,384
5. Step 5: Solve for x
   x = 3,361,252,890,384/857,788
6. Step 6: Final answer
   x = 3,918,512.37