Finding the Third Proportional to 1,915.50 and 3,270

Step by Step Solution

1. Step 1: Write the proportion equation
   1,915.50 : 3,270 = 3,270 : x
2. Step 2: Convert to fraction form
   1,915.50/3,270 = 3,270/x
3. Step 3: Cross multiply
   1,915.50x = 3,270 × 3,270
4. Step 4: Simplify right side
   1,915.50x = 10,692,900
5. Step 5: Solve for x
   x = 10,692,900/1,915.50
6. Step 6: Final answer
   x = 5,582.30