Finding the Fourth Proportional to 9,494.21, 13,101.55 and 5,514.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,494.21 : 13,101.55 = 5,514.68 : x
2. Step 2: Convert to fraction form
   9,494.21/13,101.55 = 5,514.68/x
3. Step 3: Cross multiply
   9,494.21x = 13,101.55 × 5,514.68
4. Step 4: Simplify right side
   9,494.21x = 72,250,874.72
5. Step 5: Solve for x
   x = 72,250,874.72/9,494.21
6. Step 6: Final answer
   x = 7,609.99