Finding the Fourth Proportional to 11,348.37, 17,008.18 and 5,101.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,348.37 : 17,008.18 = 5,101.72 : x
2. Step 2: Convert to fraction form
   11,348.37/17,008.18 = 5,101.72/x
3. Step 3: Cross multiply
   11,348.37x = 17,008.18 × 5,101.72
4. Step 4: Simplify right side
   11,348.37x = 86,770,916.79
5. Step 5: Solve for x
   x = 86,770,916.79/11,348.37
6. Step 6: Final answer
   x = 7,646.11