Finding the Third Proportional to 111,597.75 and 240,837.05

Step by Step Solution

1. Step 1: Write the proportion equation
   111,597.75 : 240,837.05 = 240,837.05 : x
2. Step 2: Convert to fraction form
   111,597.75/240,837.05 = 240,837.05/x
3. Step 3: Cross multiply
   111,597.75x = 240,837.05 × 240,837.05
4. Step 4: Simplify right side
   111,597.75x = 58,002,483,147.47
5. Step 5: Solve for x
   x = 58,002,483,147.47/111,597.75
6. Step 6: Final answer
   x = 519,745.99