Finding the Third Proportional to 47,620 and 103,170

Step by Step Solution

1. Step 1: Write the proportion equation
   47,620 : 103,170 = 103,170 : x
2. Step 2: Convert to fraction form
   47,620/103,170 = 103,170/x
3. Step 3: Cross multiply
   47,620x = 103,170 × 103,170
4. Step 4: Simplify right side
   47,620x = 10,644,048,900
5. Step 5: Solve for x
   x = 10,644,048,900/47,620
6. Step 6: Final answer
   x = 223,520.56