Finding the Third Proportional to 2,087.63 and 3,231

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087.63 : 3,231 = 3,231 : x
2. Step 2: Convert to fraction form
   2,087.63/3,231 = 3,231/x
3. Step 3: Cross multiply
   2,087.63x = 3,231 × 3,231
4. Step 4: Simplify right side
   2,087.63x = 10,439,361
5. Step 5: Solve for x
   x = 10,439,361/2,087.63
6. Step 6: Final answer
   x = 5,000.59