Finding the Third Proportional to 59,276 and 89,549

Step by Step Solution

1. Step 1: Write the proportion equation
   59,276 : 89,549 = 89,549 : x
2. Step 2: Convert to fraction form
   59,276/89,549 = 89,549/x
3. Step 3: Cross multiply
   59,276x = 89,549 × 89,549
4. Step 4: Simplify right side
   59,276x = 8,019,023,401
5. Step 5: Solve for x
   x = 8,019,023,401/59,276
6. Step 6: Final answer
   x = 135,282.80