Finding the Fourth Proportional to 16,158.38, 22,298.40 and 8,988.35

Step by Step Solution

1. Step 1: Write the proportion equation
   16,158.38 : 22,298.40 = 8,988.35 : x
2. Step 2: Convert to fraction form
   16,158.38/22,298.40 = 8,988.35/x
3. Step 3: Cross multiply
   16,158.38x = 22,298.40 × 8,988.35
4. Step 4: Simplify right side
   16,158.38x = 200,425,712.15
5. Step 5: Solve for x
   x = 200,425,712.15/16,158.38
6. Step 6: Final answer
   x = 12,403.83