Finding the Third Proportional to 108,436 and 234,972

Step by Step Solution

1. Step 1: Write the proportion equation
   108,436 : 234,972 = 234,972 : x
2. Step 2: Convert to fraction form
   108,436/234,972 = 234,972/x
3. Step 3: Cross multiply
   108,436x = 234,972 × 234,972
4. Step 4: Simplify right side
   108,436x = 55,211,840,784
5. Step 5: Solve for x
   x = 55,211,840,784/108,436
6. Step 6: Final answer
   x = 509,165.23