Finding the Fourth Proportional to 11,648.86, 16,076.52 and 7,175.23

Step by Step Solution

1. Step 1: Write the proportion equation
   11,648.86 : 16,076.52 = 7,175.23 : x
2. Step 2: Convert to fraction form
   11,648.86/16,076.52 = 7,175.23/x
3. Step 3: Cross multiply
   11,648.86x = 16,076.52 × 7,175.23
4. Step 4: Simplify right side
   11,648.86x = 115,352,688.41
5. Step 5: Solve for x
   x = 115,352,688.41/11,648.86
6. Step 6: Final answer
   x = 9,902.49