Finding the Third Proportional to 131,436 and 297,972

Step by Step Solution

1. Step 1: Write the proportion equation
   131,436 : 297,972 = 297,972 : x
2. Step 2: Convert to fraction form
   131,436/297,972 = 297,972/x
3. Step 3: Cross multiply
   131,436x = 297,972 × 297,972
4. Step 4: Simplify right side
   131,436x = 88,787,312,784
5. Step 5: Solve for x
   x = 88,787,312,784/131,436
6. Step 6: Final answer
   x = 675,517.46