Finding the Fourth Proportional to 10,892.76, 16,336.71 and 4,317.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,892.76 : 16,336.71 = 4,317.18 : x
2. Step 2: Convert to fraction form
   10,892.76/16,336.71 = 4,317.18/x
3. Step 3: Cross multiply
   10,892.76x = 16,336.71 × 4,317.18
4. Step 4: Simplify right side
   10,892.76x = 70,528,517.68
5. Step 5: Solve for x
   x = 70,528,517.68/10,892.76
6. Step 6: Final answer
   x = 6,474.81