Finding the Third Proportional to 122,632 and 262,760

Step by Step Solution

1. Step 1: Write the proportion equation
   122,632 : 262,760 = 262,760 : x
2. Step 2: Convert to fraction form
   122,632/262,760 = 262,760/x
3. Step 3: Cross multiply
   122,632x = 262,760 × 262,760
4. Step 4: Simplify right side
   122,632x = 69,042,817,600
5. Step 5: Solve for x
   x = 69,042,817,600/122,632
6. Step 6: Final answer
   x = 563,008.17