Finding the Third Proportional to 2,886 and 7,480.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,886 : 7,480.50 = 7,480.50 : x
2. Step 2: Convert to fraction form
   2,886/7,480.50 = 7,480.50/x
3. Step 3: Cross multiply
   2,886x = 7,480.50 × 7,480.50
4. Step 4: Simplify right side
   2,886x = 55,957,880.25
5. Step 5: Solve for x
   x = 55,957,880.25/2,886
6. Step 6: Final answer
   x = 19,389.42