Finding the Fourth Proportional to 10,383.42, 15,567.30 and 5,380.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,383.42 : 15,567.30 = 5,380.41 : x
2. Step 2: Convert to fraction form
   10,383.42/15,567.30 = 5,380.41/x
3. Step 3: Cross multiply
   10,383.42x = 15,567.30 × 5,380.41
4. Step 4: Simplify right side
   10,383.42x = 83,758,456.59
5. Step 5: Solve for x
   x = 83,758,456.59/10,383.42
6. Step 6: Final answer
   x = 8,066.56