Finding the Third Proportional to 111,913.75 and 242,753

Step by Step Solution

1. Step 1: Write the proportion equation
   111,913.75 : 242,753 = 242,753 : x
2. Step 2: Convert to fraction form
   111,913.75/242,753 = 242,753/x
3. Step 3: Cross multiply
   111,913.75x = 242,753 × 242,753
4. Step 4: Simplify right side
   111,913.75x = 58,929,019,009
5. Step 5: Solve for x
   x = 58,929,019,009/111,913.75
6. Step 6: Final answer
   x = 526,557.45