Finding the Fourth Proportional to 9,188.88, 13,775.42 and 4,255.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,188.88 : 13,775.42 = 4,255.98 : x
2. Step 2: Convert to fraction form
   9,188.88/13,775.42 = 4,255.98/x
3. Step 3: Cross multiply
   9,188.88x = 13,775.42 × 4,255.98
4. Step 4: Simplify right side
   9,188.88x = 58,627,912.01
5. Step 5: Solve for x
   x = 58,627,912.01/9,188.88
6. Step 6: Final answer
   x = 6,380.31