Finding the Third Proportional to 419,352 and 905,456

Step by Step Solution

1. Step 1: Write the proportion equation
   419,352 : 905,456 = 905,456 : x
2. Step 2: Convert to fraction form
   419,352/905,456 = 905,456/x
3. Step 3: Cross multiply
   419,352x = 905,456 × 905,456
4. Step 4: Simplify right side
   419,352x = 819,850,567,936
5. Step 5: Solve for x
   x = 819,850,567,936/419,352
6. Step 6: Final answer
   x = 1,955,041.51