Finding the Third Proportional to 145,968 and 221,693.50

Step by Step Solution

1. Step 1: Write the proportion equation
   145,968 : 221,693.50 = 221,693.50 : x
2. Step 2: Convert to fraction form
   145,968/221,693.50 = 221,693.50/x
3. Step 3: Cross multiply
   145,968x = 221,693.50 × 221,693.50
4. Step 4: Simplify right side
   145,968x = 49,148,007,942.25
5. Step 5: Solve for x
   x = 49,148,007,942.25/145,968
6. Step 6: Final answer
   x = 336,703.99