Finding the Third Proportional to 111,513 and 240,522

Step by Step Solution

1. Step 1: Write the proportion equation
   111,513 : 240,522 = 240,522 : x
2. Step 2: Convert to fraction form
   111,513/240,522 = 240,522/x
3. Step 3: Cross multiply
   111,513x = 240,522 × 240,522
4. Step 4: Simplify right side
   111,513x = 57,850,832,484
5. Step 5: Solve for x
   x = 57,850,832,484/111,513
6. Step 6: Final answer
   x = 518,781.06