Finding the Third Proportional to 404,172 and 603,762

Step by Step Solution

1. Step 1: Write the proportion equation
   404,172 : 603,762 = 603,762 : x
2. Step 2: Convert to fraction form
   404,172/603,762 = 603,762/x
3. Step 3: Cross multiply
   404,172x = 603,762 × 603,762
4. Step 4: Simplify right side
   404,172x = 364,528,552,644
5. Step 5: Solve for x
   x = 364,528,552,644/404,172
6. Step 6: Final answer
   x = 901,914.41