Finding the Third Proportional to 2,284.03 and 4,990.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,284.03 : 4,990.78 = 4,990.78 : x
2. Step 2: Convert to fraction form
   2,284.03/4,990.78 = 4,990.78/x
3. Step 3: Cross multiply
   2,284.03x = 4,990.78 × 4,990.78
4. Step 4: Simplify right side
   2,284.03x = 24,907,897.49
5. Step 5: Solve for x
   x = 24,907,897.49/2,284.03
6. Step 6: Final answer
   x = 10,905.23