Finding the Third Proportional to 891,228 and 1,855,890

Step by Step Solution

1. Step 1: Write the proportion equation
   891,228 : 1,855,890 = 1,855,890 : x
2. Step 2: Convert to fraction form
   891,228/1,855,890 = 1,855,890/x
3. Step 3: Cross multiply
   891,228x = 1,855,890 × 1,855,890
4. Step 4: Simplify right side
   891,228x = 3,444,327,692,100
5. Step 5: Solve for x
   x = 3,444,327,692,100/891,228
6. Step 6: Final answer
   x = 3,864,698.70