Finding the Third Proportional to 71,532 and 103,170

Step by Step Solution

1. Step 1: Write the proportion equation
   71,532 : 103,170 = 103,170 : x
2. Step 2: Convert to fraction form
   71,532/103,170 = 103,170/x
3. Step 3: Cross multiply
   71,532x = 103,170 × 103,170
4. Step 4: Simplify right side
   71,532x = 10,644,048,900
5. Step 5: Solve for x
   x = 10,644,048,900/71,532
6. Step 6: Final answer
   x = 148,801.22