Finding the Third Proportional to 419,776 and 899,392

Step by Step Solution

1. Step 1: Write the proportion equation
   419,776 : 899,392 = 899,392 : x
2. Step 2: Convert to fraction form
   419,776/899,392 = 899,392/x
3. Step 3: Cross multiply
   419,776x = 899,392 × 899,392
4. Step 4: Simplify right side
   419,776x = 808,905,969,664
5. Step 5: Solve for x
   x = 808,905,969,664/419,776
6. Step 6: Final answer
   x = 1,926,994.32