Finding the Third Proportional to 2,275.50 and 4,915.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275.50 : 4,915.50 = 4,915.50 : x
2. Step 2: Convert to fraction form
   2,275.50/4,915.50 = 4,915.50/x
3. Step 3: Cross multiply
   2,275.50x = 4,915.50 × 4,915.50
4. Step 4: Simplify right side
   2,275.50x = 24,162,140.25
5. Step 5: Solve for x
   x = 24,162,140.25/2,275.50
6. Step 6: Final answer
   x = 10,618.39