Finding the Fourth Proportional to 11,889.24, 16,407.15 and 6,584.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,889.24 : 16,407.15 = 6,584.05 : x
2. Step 2: Convert to fraction form
   11,889.24/16,407.15 = 6,584.05/x
3. Step 3: Cross multiply
   11,889.24x = 16,407.15 × 6,584.05
4. Step 4: Simplify right side
   11,889.24x = 108,025,495.96
5. Step 5: Solve for x
   x = 108,025,495.96/11,889.24
6. Step 6: Final answer
   x = 9,085.99