Finding the Fourth Proportional to 11,185.84, 15,436.53 and 6,149.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,185.84 : 15,436.53 = 6,149.89 : x
2. Step 2: Convert to fraction form
   11,185.84/15,436.53 = 6,149.89/x
3. Step 3: Cross multiply
   11,185.84x = 15,436.53 × 6,149.89
4. Step 4: Simplify right side
   11,185.84x = 94,932,961.48
5. Step 5: Solve for x
   x = 94,932,961.48/11,185.84
6. Step 6: Final answer
   x = 8,486.89