Finding the Third Proportional to 869,392 and 1,843,456

Step by Step Solution

1. Step 1: Write the proportion equation
   869,392 : 1,843,456 = 1,843,456 : x
2. Step 2: Convert to fraction form
   869,392/1,843,456 = 1,843,456/x
3. Step 3: Cross multiply
   869,392x = 1,843,456 × 1,843,456
4. Step 4: Simplify right side
   869,392x = 3,398,330,023,936
5. Step 5: Solve for x
   x = 3,398,330,023,936/869,392
6. Step 6: Final answer
   x = 3,908,858.17