Finding the Third Proportional to 111,122 and 240,196

Step by Step Solution

1. Step 1: Write the proportion equation
   111,122 : 240,196 = 240,196 : x
2. Step 2: Convert to fraction form
   111,122/240,196 = 240,196/x
3. Step 3: Cross multiply
   111,122x = 240,196 × 240,196
4. Step 4: Simplify right side
   111,122x = 57,694,118,416
5. Step 5: Solve for x
   x = 57,694,118,416/111,122
6. Step 6: Final answer
   x = 519,196.18