Finding the Third Proportional to 28,449 and 61,258.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,449 : 61,258.50 = 61,258.50 : x
2. Step 2: Convert to fraction form
   28,449/61,258.50 = 61,258.50/x
3. Step 3: Cross multiply
   28,449x = 61,258.50 × 61,258.50
4. Step 4: Simplify right side
   28,449x = 3,752,603,822.25
5. Step 5: Solve for x
   x = 3,752,603,822.25/28,449
6. Step 6: Final answer
   x = 131,906.35