Finding the Fourth Proportional to 9,458.76, 14,186.31 and 3,613.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,458.76 : 14,186.31 = 3,613.98 : x
2. Step 2: Convert to fraction form
   9,458.76/14,186.31 = 3,613.98/x
3. Step 3: Cross multiply
   9,458.76x = 14,186.31 × 3,613.98
4. Step 4: Simplify right side
   9,458.76x = 51,269,040.61
5. Step 5: Solve for x
   x = 51,269,040.61/9,458.76
6. Step 6: Final answer
   x = 5,420.27