Finding the Third Proportional to 172,182 and 372,956

Step by Step Solution

1. Step 1: Write the proportion equation
   172,182 : 372,956 = 372,956 : x
2. Step 2: Convert to fraction form
   172,182/372,956 = 372,956/x
3. Step 3: Cross multiply
   172,182x = 372,956 × 372,956
4. Step 4: Simplify right side
   172,182x = 139,096,177,936
5. Step 5: Solve for x
   x = 139,096,177,936/172,182
6. Step 6: Final answer
   x = 807,843.90