Finding the Fourth Proportional to 9,684.06, 13,362.90 and 5,434.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,684.06 : 13,362.90 = 5,434.54 : x
2. Step 2: Convert to fraction form
   9,684.06/13,362.90 = 5,434.54/x
3. Step 3: Cross multiply
   9,684.06x = 13,362.90 × 5,434.54
4. Step 4: Simplify right side
   9,684.06x = 72,621,251.23
5. Step 5: Solve for x
   x = 72,621,251.23/9,684.06
6. Step 6: Final answer
   x = 7,499.05