Finding the Fourth Proportional to 9,784.54, 13,499.37 and 5,535.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,784.54 : 13,499.37 = 5,535.10 : x
2. Step 2: Convert to fraction form
   9,784.54/13,499.37 = 5,535.10/x
3. Step 3: Cross multiply
   9,784.54x = 13,499.37 × 5,535.10
4. Step 4: Simplify right side
   9,784.54x = 74,720,362.89
5. Step 5: Solve for x
   x = 74,720,362.89/9,784.54
6. Step 6: Final answer
   x = 7,636.57