Finding the Fourth Proportional to 9,843.69, 13,583.83 and 5,477.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,843.69 : 13,583.83 = 5,477.29 : x
2. Step 2: Convert to fraction form
   9,843.69/13,583.83 = 5,477.29/x
3. Step 3: Cross multiply
   9,843.69x = 13,583.83 × 5,477.29
4. Step 4: Simplify right side
   9,843.69x = 74,402,576.22
5. Step 5: Solve for x
   x = 74,402,576.22/9,843.69
6. Step 6: Final answer
   x = 7,558.40