Finding the Third Proportional to 58,519 and 87,650

Step by Step Solution

1. Step 1: Write the proportion equation
   58,519 : 87,650 = 87,650 : x
2. Step 2: Convert to fraction form
   58,519/87,650 = 87,650/x
3. Step 3: Cross multiply
   58,519x = 87,650 × 87,650
4. Step 4: Simplify right side
   58,519x = 7,682,522,500
5. Step 5: Solve for x
   x = 7,682,522,500/58,519
6. Step 6: Final answer
   x = 131,282.53