Finding the Third Proportional to 853,456 and 1,833,470

Step by Step Solution

1. Step 1: Write the proportion equation
   853,456 : 1,833,470 = 1,833,470 : x
2. Step 2: Convert to fraction form
   853,456/1,833,470 = 1,833,470/x
3. Step 3: Cross multiply
   853,456x = 1,833,470 × 1,833,470
4. Step 4: Simplify right side
   853,456x = 3,361,612,240,900
5. Step 5: Solve for x
   x = 3,361,612,240,900/853,456
6. Step 6: Final answer
   x = 3,938,823.14