Finding the Fourth Proportional to 11,086.53, 16,657.32 and 9,842.37

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.53 : 16,657.32 = 9,842.37 : x
2. Step 2: Convert to fraction form
   11,086.53/16,657.32 = 9,842.37/x
3. Step 3: Cross multiply
   11,086.53x = 16,657.32 × 9,842.37
4. Step 4: Simplify right side
   11,086.53x = 163,947,506.65
5. Step 5: Solve for x
   x = 163,947,506.65/11,086.53
6. Step 6: Final answer
   x = 14,787.99