Finding the Third Proportional to 59,476 and 87,270

Step by Step Solution

1. Step 1: Write the proportion equation
   59,476 : 87,270 = 87,270 : x
2. Step 2: Convert to fraction form
   59,476/87,270 = 87,270/x
3. Step 3: Cross multiply
   59,476x = 87,270 × 87,270
4. Step 4: Simplify right side
   59,476x = 7,616,052,900
5. Step 5: Solve for x
   x = 7,616,052,900/59,476
6. Step 6: Final answer
   x = 128,052.54