Finding the Third Proportional to 59,190 and 87,885

Step by Step Solution

1. Step 1: Write the proportion equation
   59,190 : 87,885 = 87,885 : x
2. Step 2: Convert to fraction form
   59,190/87,885 = 87,885/x
3. Step 3: Cross multiply
   59,190x = 87,885 × 87,885
4. Step 4: Simplify right side
   59,190x = 7,723,773,225
5. Step 5: Solve for x
   x = 7,723,773,225/59,190
6. Step 6: Final answer
   x = 130,491.18