Finding the Fourth Proportional to 9,858.29, 13,604.76 and 5,382.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,858.29 : 13,604.76 = 5,382.27 : x
2. Step 2: Convert to fraction form
   9,858.29/13,604.76 = 5,382.27/x
3. Step 3: Cross multiply
   9,858.29x = 13,604.76 × 5,382.27
4. Step 4: Simplify right side
   9,858.29x = 73,224,491.61
5. Step 5: Solve for x
   x = 73,224,491.61/9,858.29
6. Step 6: Final answer
   x = 7,427.71