Finding the Third Proportional to 25,499 and 38,979

Step by Step Solution

1. Step 1: Write the proportion equation
   25,499 : 38,979 = 38,979 : x
2. Step 2: Convert to fraction form
   25,499/38,979 = 38,979/x
3. Step 3: Cross multiply
   25,499x = 38,979 × 38,979
4. Step 4: Simplify right side
   25,499x = 1,519,362,441
5. Step 5: Solve for x
   x = 1,519,362,441/25,499
6. Step 6: Final answer
   x = 59,585.18