Finding the Third Proportional to 113,195 and 243,778

Step by Step Solution

1. Step 1: Write the proportion equation
   113,195 : 243,778 = 243,778 : x
2. Step 2: Convert to fraction form
   113,195/243,778 = 243,778/x
3. Step 3: Cross multiply
   113,195x = 243,778 × 243,778
4. Step 4: Simplify right side
   113,195x = 59,427,713,284
5. Step 5: Solve for x
   x = 59,427,713,284/113,195
6. Step 6: Final answer
   x = 525,002.99