Finding the Third Proportional to 173,494 and 401,608

Step by Step Solution

1. Step 1: Write the proportion equation
   173,494 : 401,608 = 401,608 : x
2. Step 2: Convert to fraction form
   173,494/401,608 = 401,608/x
3. Step 3: Cross multiply
   173,494x = 401,608 × 401,608
4. Step 4: Simplify right side
   173,494x = 161,288,985,664
5. Step 5: Solve for x
   x = 161,288,985,664/173,494
6. Step 6: Final answer
   x = 929,651.66