Finding the Third Proportional to 54,671 and 89,274

Step by Step Solution

1. Step 1: Write the proportion equation
   54,671 : 89,274 = 89,274 : x
2. Step 2: Convert to fraction form
   54,671/89,274 = 89,274/x
3. Step 3: Cross multiply
   54,671x = 89,274 × 89,274
4. Step 4: Simplify right side
   54,671x = 7,969,847,076
5. Step 5: Solve for x
   x = 7,969,847,076/54,671
6. Step 6: Final answer
   x = 145,778.33