Finding the Fourth Proportional to 12,150.75, 18,227.25 and 5,575.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,150.75 : 18,227.25 = 5,575.98 : x
2. Step 2: Convert to fraction form
   12,150.75/18,227.25 = 5,575.98/x
3. Step 3: Cross multiply
   12,150.75x = 18,227.25 × 5,575.98
4. Step 4: Simplify right side
   12,150.75x = 101,634,781.46
5. Step 5: Solve for x
   x = 101,634,781.46/12,150.75
6. Step 6: Final answer
   x = 8,364.49