Finding the Third Proportional to 857,466 and 1,845,990

Step by Step Solution

1. Step 1: Write the proportion equation
   857,466 : 1,845,990 = 1,845,990 : x
2. Step 2: Convert to fraction form
   857,466/1,845,990 = 1,845,990/x
3. Step 3: Cross multiply
   857,466x = 1,845,990 × 1,845,990
4. Step 4: Simplify right side
   857,466x = 3,407,679,080,100
5. Step 5: Solve for x
   x = 3,407,679,080,100/857,466
6. Step 6: Final answer
   x = 3,974,127.35