Finding the Third Proportional to 28,539 and 60,714

Step by Step Solution

1. Step 1: Write the proportion equation
   28,539 : 60,714 = 60,714 : x
2. Step 2: Convert to fraction form
   28,539/60,714 = 60,714/x
3. Step 3: Cross multiply
   28,539x = 60,714 × 60,714
4. Step 4: Simplify right side
   28,539x = 3,686,189,796
5. Step 5: Solve for x
   x = 3,686,189,796/28,539
6. Step 6: Final answer
   x = 129,163.24