Finding the Third Proportional to 113,522 and 243,344

Step by Step Solution

1. Step 1: Write the proportion equation
   113,522 : 243,344 = 243,344 : x
2. Step 2: Convert to fraction form
   113,522/243,344 = 243,344/x
3. Step 3: Cross multiply
   113,522x = 243,344 × 243,344
4. Step 4: Simplify right side
   113,522x = 59,216,302,336
5. Step 5: Solve for x
   x = 59,216,302,336/113,522
6. Step 6: Final answer
   x = 521,628.43