Finding the Third Proportional to 28,398 and 58,617

Step by Step Solution

1. Step 1: Write the proportion equation
   28,398 : 58,617 = 58,617 : x
2. Step 2: Convert to fraction form
   28,398/58,617 = 58,617/x
3. Step 3: Cross multiply
   28,398x = 58,617 × 58,617
4. Step 4: Simplify right side
   28,398x = 3,435,952,689
5. Step 5: Solve for x
   x = 3,435,952,689/28,398
6. Step 6: Final answer
   x = 120,992.77