Finding the Fourth Proportional to 5,500.09, 8,250.53 and 1,992.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,500.09 : 8,250.53 = 1,992.18 : x
2. Step 2: Convert to fraction form
   5,500.09/8,250.53 = 1,992.18/x
3. Step 3: Cross multiply
   5,500.09x = 8,250.53 × 1,992.18
4. Step 4: Simplify right side
   5,500.09x = 16,436,540.86
5. Step 5: Solve for x
   x = 16,436,540.86/5,500.09
6. Step 6: Final answer
   x = 2,988.41