Finding the Third Proportional to 59,578.88 and 124,058.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,578.88 : 124,058.25 = 124,058.25 : x
2. Step 2: Convert to fraction form
   59,578.88/124,058.25 = 124,058.25/x
3. Step 3: Cross multiply
   59,578.88x = 124,058.25 × 124,058.25
4. Step 4: Simplify right side
   59,578.88x = 15,390,449,393.06
5. Step 5: Solve for x
   x = 15,390,449,393.06/59,578.88
6. Step 6: Final answer
   x = 258,320.58