Finding the Third Proportional to 111,933 and 168,403.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,933 : 168,403.50 = 168,403.50 : x
2. Step 2: Convert to fraction form
   111,933/168,403.50 = 168,403.50/x
3. Step 3: Cross multiply
   111,933x = 168,403.50 × 168,403.50
4. Step 4: Simplify right side
   111,933x = 28,359,738,812.25
5. Step 5: Solve for x
   x = 28,359,738,812.25/111,933
6. Step 6: Final answer
   x = 253,363.52