Finding the Third Proportional to 111,394.55 and 240,544.69

Step by Step Solution

1. Step 1: Write the proportion equation
   111,394.55 : 240,544.69 = 240,544.69 : x
2. Step 2: Convert to fraction form
   111,394.55/240,544.69 = 240,544.69/x
3. Step 3: Cross multiply
   111,394.55x = 240,544.69 × 240,544.69
4. Step 4: Simplify right side
   111,394.55x = 57,861,746,684.47
5. Step 5: Solve for x
   x = 57,861,746,684.47/111,394.55
6. Step 6: Final answer
   x = 519,430.69