Finding the Third Proportional to 28,365 and 60,459

Step by Step Solution

1. Step 1: Write the proportion equation
   28,365 : 60,459 = 60,459 : x
2. Step 2: Convert to fraction form
   28,365/60,459 = 60,459/x
3. Step 3: Cross multiply
   28,365x = 60,459 × 60,459
4. Step 4: Simplify right side
   28,365x = 3,655,290,681
5. Step 5: Solve for x
   x = 3,655,290,681/28,365
6. Step 6: Final answer
   x = 128,866.23