Finding the Third Proportional to 111,482 and 240,379

Step by Step Solution

1. Step 1: Write the proportion equation
   111,482 : 240,379 = 240,379 : x
2. Step 2: Convert to fraction form
   111,482/240,379 = 240,379/x
3. Step 3: Cross multiply
   111,482x = 240,379 × 240,379
4. Step 4: Simplify right side
   111,482x = 57,782,063,641
5. Step 5: Solve for x
   x = 57,782,063,641/111,482
6. Step 6: Final answer
   x = 518,308.46