Finding the Fourth Proportional to 10,929.33, 16,390.62 and 5,662.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,929.33 : 16,390.62 = 5,662.71 : x
2. Step 2: Convert to fraction form
   10,929.33/16,390.62 = 5,662.71/x
3. Step 3: Cross multiply
   10,929.33x = 16,390.62 × 5,662.71
4. Step 4: Simplify right side
   10,929.33x = 92,815,327.78
5. Step 5: Solve for x
   x = 92,815,327.78/10,929.33
6. Step 6: Final answer
   x = 8,492.32