Finding the Fourth Proportional to 9,784.08, 13,500.72 and 5,535.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,784.08 : 13,500.72 = 5,535.72 : x
2. Step 2: Convert to fraction form
   9,784.08/13,500.72 = 5,535.72/x
3. Step 3: Cross multiply
   9,784.08x = 13,500.72 × 5,535.72
4. Step 4: Simplify right side
   9,784.08x = 74,736,205.72
5. Step 5: Solve for x
   x = 74,736,205.72/9,784.08
6. Step 6: Final answer
   x = 7,638.55