Finding the Third Proportional to 88,724 and 133,446

Step by Step Solution

1. Step 1: Write the proportion equation
   88,724 : 133,446 = 133,446 : x
2. Step 2: Convert to fraction form
   88,724/133,446 = 133,446/x
3. Step 3: Cross multiply
   88,724x = 133,446 × 133,446
4. Step 4: Simplify right side
   88,724x = 17,807,834,916
5. Step 5: Solve for x
   x = 17,807,834,916/88,724
6. Step 6: Final answer
   x = 200,710.46