Finding the Fourth Proportional to 10,392.16, 14,341.09 and 5,676.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,392.16 : 14,341.09 = 5,676.45 : x
2. Step 2: Convert to fraction form
   10,392.16/14,341.09 = 5,676.45/x
3. Step 3: Cross multiply
   10,392.16x = 14,341.09 × 5,676.45
4. Step 4: Simplify right side
   10,392.16x = 81,406,480.33
5. Step 5: Solve for x
   x = 81,406,480.33/10,392.16
6. Step 6: Final answer
   x = 7,833.45