Finding the Fourth Proportional to 9,826.04, 13,559.64 and 5,576.99

Step by Step Solution

1. Step 1: Write the proportion equation
   9,826.04 : 13,559.64 = 5,576.99 : x
2. Step 2: Convert to fraction form
   9,826.04/13,559.64 = 5,576.99/x
3. Step 3: Cross multiply
   9,826.04x = 13,559.64 × 5,576.99
4. Step 4: Simplify right side
   9,826.04x = 75,621,908.89
5. Step 5: Solve for x
   x = 75,621,908.89/9,826.04
6. Step 6: Final answer
   x = 7,696.08