Finding the Third Proportional to 59,134 and 89,315

Step by Step Solution

1. Step 1: Write the proportion equation
   59,134 : 89,315 = 89,315 : x
2. Step 2: Convert to fraction form
   59,134/89,315 = 89,315/x
3. Step 3: Cross multiply
   59,134x = 89,315 × 89,315
4. Step 4: Simplify right side
   59,134x = 7,977,169,225
5. Step 5: Solve for x
   x = 7,977,169,225/59,134
6. Step 6: Final answer
   x = 134,899.88