Finding the Third Proportional to 2,126.50 and 3,285

Step by Step Solution

1. Step 1: Write the proportion equation
   2,126.50 : 3,285 = 3,285 : x
2. Step 2: Convert to fraction form
   2,126.50/3,285 = 3,285/x
3. Step 3: Cross multiply
   2,126.50x = 3,285 × 3,285
4. Step 4: Simplify right side
   2,126.50x = 10,791,225
5. Step 5: Solve for x
   x = 10,791,225/2,126.50
6. Step 6: Final answer
   x = 5,074.64