Finding the Fourth Proportional to 11,592.36, 15,986.42 and 7,616.84

Step by Step Solution

1. Step 1: Write the proportion equation
   11,592.36 : 15,986.42 = 7,616.84 : x
2. Step 2: Convert to fraction form
   11,592.36/15,986.42 = 7,616.84/x
3. Step 3: Cross multiply
   11,592.36x = 15,986.42 × 7,616.84
4. Step 4: Simplify right side
   11,592.36x = 121,766,003.31
5. Step 5: Solve for x
   x = 121,766,003.31/11,592.36
6. Step 6: Final answer
   x = 10,503.99