Finding the Fourth Proportional to 9,784.66, 13,502.72 and 5,308.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,784.66 : 13,502.72 = 5,308.42 : x
2. Step 2: Convert to fraction form
   9,784.66/13,502.72 = 5,308.42/x
3. Step 3: Cross multiply
   9,784.66x = 13,502.72 × 5,308.42
4. Step 4: Simplify right side
   9,784.66x = 71,678,108.90
5. Step 5: Solve for x
   x = 71,678,108.90/9,784.66
6. Step 6: Final answer
   x = 7,325.56