Finding the Third Proportional to 171,112 and 353,064

Step by Step Solution

1. Step 1: Write the proportion equation
   171,112 : 353,064 = 353,064 : x
2. Step 2: Convert to fraction form
   171,112/353,064 = 353,064/x
3. Step 3: Cross multiply
   171,112x = 353,064 × 353,064
4. Step 4: Simplify right side
   171,112x = 124,654,188,096
5. Step 5: Solve for x
   x = 124,654,188,096/171,112
6. Step 6: Final answer
   x = 728,494.72