Finding the Fourth Proportional to 11,084.21, 16,561.37 and 10,696.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,084.21 : 16,561.37 = 10,696.62 : x
2. Step 2: Convert to fraction form
   11,084.21/16,561.37 = 10,696.62/x
3. Step 3: Cross multiply
   11,084.21x = 16,561.37 × 10,696.62
4. Step 4: Simplify right side
   11,084.21x = 177,150,628.09
5. Step 5: Solve for x
   x = 177,150,628.09/11,084.21
6. Step 6: Final answer
   x = 15,982.26