Finding the Fourth Proportional to 10,894.09, 16,333.96 and 7,185.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,894.09 : 16,333.96 = 7,185.01 : x
2. Step 2: Convert to fraction form
   10,894.09/16,333.96 = 7,185.01/x
3. Step 3: Cross multiply
   10,894.09x = 16,333.96 × 7,185.01
4. Step 4: Simplify right side
   10,894.09x = 117,359,665.94
5. Step 5: Solve for x
   x = 117,359,665.94/10,894.09
6. Step 6: Final answer
   x = 10,772.78