Finding the Fourth Proportional to 9,398.04, 13,006.62 and 8,076.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,398.04 : 13,006.62 = 8,076.12 : x
2. Step 2: Convert to fraction form
   9,398.04/13,006.62 = 8,076.12/x
3. Step 3: Cross multiply
   9,398.04x = 13,006.62 × 8,076.12
4. Step 4: Simplify right side
   9,398.04x = 105,043,023.91
5. Step 5: Solve for x
   x = 105,043,023.91/9,398.04
6. Step 6: Final answer
   x = 11,177.12