Finding the Fourth Proportional to 10,392.36, 14,342.04 and 5,676.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,392.36 : 14,342.04 = 5,676.72 : x
2. Step 2: Convert to fraction form
   10,392.36/14,342.04 = 5,676.72/x
3. Step 3: Cross multiply
   10,392.36x = 14,342.04 × 5,676.72
4. Step 4: Simplify right side
   10,392.36x = 81,415,745.31
5. Step 5: Solve for x
   x = 81,415,745.31/10,392.36
6. Step 6: Final answer
   x = 7,834.19