Finding the Third Proportional to 253,868 and 601,456

Step by Step Solution

1. Step 1: Write the proportion equation
   253,868 : 601,456 = 601,456 : x
2. Step 2: Convert to fraction form
   253,868/601,456 = 601,456/x
3. Step 3: Cross multiply
   253,868x = 601,456 × 601,456
4. Step 4: Simplify right side
   253,868x = 361,749,319,936
5. Step 5: Solve for x
   x = 361,749,319,936/253,868
6. Step 6: Final answer
   x = 1,424,950.45