Finding the Third Proportional to 89,454 and 131,589

Step by Step Solution

1. Step 1: Write the proportion equation
   89,454 : 131,589 = 131,589 : x
2. Step 2: Convert to fraction form
   89,454/131,589 = 131,589/x
3. Step 3: Cross multiply
   89,454x = 131,589 × 131,589
4. Step 4: Simplify right side
   89,454x = 17,315,664,921
5. Step 5: Solve for x
   x = 17,315,664,921/89,454
6. Step 6: Final answer
   x = 193,570.61