Finding the Third Proportional to 59,973.25 and 128,250.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,973.25 : 128,250.50 = 128,250.50 : x
2. Step 2: Convert to fraction form
   59,973.25/128,250.50 = 128,250.50/x
3. Step 3: Cross multiply
   59,973.25x = 128,250.50 × 128,250.50
4. Step 4: Simplify right side
   59,973.25x = 16,448,190,750.25
5. Step 5: Solve for x
   x = 16,448,190,750.25/59,973.25
6. Step 6: Final answer
   x = 274,258.79