Finding the Fourth Proportional to 10,089.60, 13,923.82 and 5,613.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,089.60 : 13,923.82 = 5,613.42 : x
2. Step 2: Convert to fraction form
   10,089.60/13,923.82 = 5,613.42/x
3. Step 3: Cross multiply
   10,089.60x = 13,923.82 × 5,613.42
4. Step 4: Simplify right side
   10,089.60x = 78,160,249.66
5. Step 5: Solve for x
   x = 78,160,249.66/10,089.60
6. Step 6: Final answer
   x = 7,746.62