Finding the Third Proportional to 59,484 and 87,581

Step by Step Solution

1. Step 1: Write the proportion equation
   59,484 : 87,581 = 87,581 : x
2. Step 2: Convert to fraction form
   59,484/87,581 = 87,581/x
3. Step 3: Cross multiply
   59,484x = 87,581 × 87,581
4. Step 4: Simplify right side
   59,484x = 7,670,431,561
5. Step 5: Solve for x
   x = 7,670,431,561/59,484
6. Step 6: Final answer
   x = 128,949.49