Finding the Third Proportional to 15,424.50 and 33,187.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,424.50 : 33,187.50 = 33,187.50 : x
2. Step 2: Convert to fraction form
   15,424.50/33,187.50 = 33,187.50/x
3. Step 3: Cross multiply
   15,424.50x = 33,187.50 × 33,187.50
4. Step 4: Simplify right side
   15,424.50x = 1,101,410,156.25
5. Step 5: Solve for x
   x = 1,101,410,156.25/15,424.50
6. Step 6: Final answer
   x = 71,406.54