Finding the Fourth Proportional to 16,191.12, 22,344.72 and 10,804.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,191.12 : 22,344.72 = 10,804.32 : x
2. Step 2: Convert to fraction form
   16,191.12/22,344.72 = 10,804.32/x
3. Step 3: Cross multiply
   16,191.12x = 22,344.72 × 10,804.32
4. Step 4: Simplify right side
   16,191.12x = 241,419,505.19
5. Step 5: Solve for x
   x = 241,419,505.19/16,191.12
6. Step 6: Final answer
   x = 14,910.61