Finding the Third Proportional to 419,256 and 931,392

Step by Step Solution

1. Step 1: Write the proportion equation
   419,256 : 931,392 = 931,392 : x
2. Step 2: Convert to fraction form
   419,256/931,392 = 931,392/x
3. Step 3: Cross multiply
   419,256x = 931,392 × 931,392
4. Step 4: Simplify right side
   419,256x = 867,491,057,664
5. Step 5: Solve for x
   x = 867,491,057,664/419,256
6. Step 6: Final answer
   x = 2,069,120.20