Finding the Fourth Proportional to 12,113.01, 18,170.88 and 5,537.43

Step by Step Solution

1. Step 1: Write the proportion equation
   12,113.01 : 18,170.88 = 5,537.43 : x
2. Step 2: Convert to fraction form
   12,113.01/18,170.88 = 5,537.43/x
3. Step 3: Cross multiply
   12,113.01x = 18,170.88 × 5,537.43
4. Step 4: Simplify right side
   12,113.01x = 100,619,874.72
5. Step 5: Solve for x
   x = 100,619,874.72/12,113.01
6. Step 6: Final answer
   x = 8,306.76