Finding the Fourth Proportional to 9,196.48, 12,690.92 and 5,004.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,196.48 : 12,690.92 = 5,004.80 : x
2. Step 2: Convert to fraction form
   9,196.48/12,690.92 = 5,004.80/x
3. Step 3: Cross multiply
   9,196.48x = 12,690.92 × 5,004.80
4. Step 4: Simplify right side
   9,196.48x = 63,515,516.42
5. Step 5: Solve for x
   x = 63,515,516.42/9,196.48
6. Step 6: Final answer
   x = 6,906.50