Finding the Fourth Proportional to 16,585.48, 22,880.98 and 10,986.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,585.48 : 22,880.98 = 10,986.76 : x
2. Step 2: Convert to fraction form
   16,585.48/22,880.98 = 10,986.76/x
3. Step 3: Cross multiply
   16,585.48x = 22,880.98 × 10,986.76
4. Step 4: Simplify right side
   16,585.48x = 251,387,835.82
5. Step 5: Solve for x
   x = 251,387,835.82/16,585.48
6. Step 6: Final answer
   x = 15,157.10