Finding the Third Proportional to 111,198 and 242,052

Step by Step Solution

1. Step 1: Write the proportion equation
   111,198 : 242,052 = 242,052 : x
2. Step 2: Convert to fraction form
   111,198/242,052 = 242,052/x
3. Step 3: Cross multiply
   111,198x = 242,052 × 242,052
4. Step 4: Simplify right side
   111,198x = 58,589,170,704
5. Step 5: Solve for x
   x = 58,589,170,704/111,198
6. Step 6: Final answer
   x = 526,890.51