Finding the Third Proportional to 60,807 and 130,605

Step by Step Solution

1. Step 1: Write the proportion equation
   60,807 : 130,605 = 130,605 : x
2. Step 2: Convert to fraction form
   60,807/130,605 = 130,605/x
3. Step 3: Cross multiply
   60,807x = 130,605 × 130,605
4. Step 4: Simplify right side
   60,807x = 17,057,666,025
5. Step 5: Solve for x
   x = 17,057,666,025/60,807
6. Step 6: Final answer
   x = 280,521.42