Finding the Third Proportional to 111,462 and 240,339

Step by Step Solution

1. Step 1: Write the proportion equation
   111,462 : 240,339 = 240,339 : x
2. Step 2: Convert to fraction form
   111,462/240,339 = 240,339/x
3. Step 3: Cross multiply
   111,462x = 240,339 × 240,339
4. Step 4: Simplify right side
   111,462x = 57,762,834,921
5. Step 5: Solve for x
   x = 57,762,834,921/111,462
6. Step 6: Final answer
   x = 518,228.95