Finding the Third Proportional to 113,197 and 243,782

Step by Step Solution

1. Step 1: Write the proportion equation
   113,197 : 243,782 = 243,782 : x
2. Step 2: Convert to fraction form
   113,197/243,782 = 243,782/x
3. Step 3: Cross multiply
   113,197x = 243,782 × 243,782
4. Step 4: Simplify right side
   113,197x = 59,429,663,524
5. Step 5: Solve for x
   x = 59,429,663,524/113,197
6. Step 6: Final answer
   x = 525,010.94