Finding the Fourth Proportional to 11,436.89, 17,149.70 and 4,771.37

Step by Step Solution

1. Step 1: Write the proportion equation
   11,436.89 : 17,149.70 = 4,771.37 : x
2. Step 2: Convert to fraction form
   11,436.89/17,149.70 = 4,771.37/x
3. Step 3: Cross multiply
   11,436.89x = 17,149.70 × 4,771.37
4. Step 4: Simplify right side
   11,436.89x = 81,827,618.89
5. Step 5: Solve for x
   x = 81,827,618.89/11,436.89
6. Step 6: Final answer
   x = 7,154.71