Finding the Third Proportional to 111,330 and 233,596.13

Step by Step Solution

1. Step 1: Write the proportion equation
   111,330 : 233,596.13 = 233,596.13 : x
2. Step 2: Convert to fraction form
   111,330/233,596.13 = 233,596.13/x
3. Step 3: Cross multiply
   111,330x = 233,596.13 × 233,596.13
4. Step 4: Simplify right side
   111,330x = 54,567,149,615.02
5. Step 5: Solve for x
   x = 54,567,149,615.02/111,330
6. Step 6: Final answer
   x = 490,138.77