Finding the Fourth Proportional to 11,641.14, 16,072.82 and 10,897.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,641.14 : 16,072.82 = 10,897.56 : x
2. Step 2: Convert to fraction form
   11,641.14/16,072.82 = 10,897.56/x
3. Step 3: Cross multiply
   11,641.14x = 16,072.82 × 10,897.56
4. Step 4: Simplify right side
   11,641.14x = 175,154,520.32
5. Step 5: Solve for x
   x = 175,154,520.32/11,641.14
6. Step 6: Final answer
   x = 15,046.17