Finding the Third Proportional to 111,922 and 243,522

Step by Step Solution

1. Step 1: Write the proportion equation
   111,922 : 243,522 = 243,522 : x
2. Step 2: Convert to fraction form
   111,922/243,522 = 243,522/x
3. Step 3: Cross multiply
   111,922x = 243,522 × 243,522
4. Step 4: Simplify right side
   111,922x = 59,302,964,484
5. Step 5: Solve for x
   x = 59,302,964,484/111,922
6. Step 6: Final answer
   x = 529,859.76