Finding the Third Proportional to 111,100 and 242,522

Step by Step Solution

1. Step 1: Write the proportion equation
   111,100 : 242,522 = 242,522 : x
2. Step 2: Convert to fraction form
   111,100/242,522 = 242,522/x
3. Step 3: Cross multiply
   111,100x = 242,522 × 242,522
4. Step 4: Simplify right side
   111,100x = 58,816,920,484
5. Step 5: Solve for x
   x = 58,816,920,484/111,100
6. Step 6: Final answer
   x = 529,405.22