Finding the Third Proportional to 121,932 and 174,028.50

Step by Step Solution

1. Step 1: Write the proportion equation
   121,932 : 174,028.50 = 174,028.50 : x
2. Step 2: Convert to fraction form
   121,932/174,028.50 = 174,028.50/x
3. Step 3: Cross multiply
   121,932x = 174,028.50 × 174,028.50
4. Step 4: Simplify right side
   121,932x = 30,285,918,812.25
5. Step 5: Solve for x
   x = 30,285,918,812.25/121,932
6. Step 6: Final answer
   x = 248,383.68