Finding the Third Proportional to 122,108 and 253,570

Step by Step Solution

1. Step 1: Write the proportion equation
   122,108 : 253,570 = 253,570 : x
2. Step 2: Convert to fraction form
   122,108/253,570 = 253,570/x
3. Step 3: Cross multiply
   122,108x = 253,570 × 253,570
4. Step 4: Simplify right side
   122,108x = 64,297,744,900
5. Step 5: Solve for x
   x = 64,297,744,900/122,108
6. Step 6: Final answer
   x = 526,564.56