Finding the Fourth Proportional to 15,960.51, 22,025.25 and 8,887.05

Step by Step Solution

1. Step 1: Write the proportion equation
   15,960.51 : 22,025.25 = 8,887.05 : x
2. Step 2: Convert to fraction form
   15,960.51/22,025.25 = 8,887.05/x
3. Step 3: Cross multiply
   15,960.51x = 22,025.25 × 8,887.05
4. Step 4: Simplify right side
   15,960.51x = 195,739,498.01
5. Step 5: Solve for x
   x = 195,739,498.01/15,960.51
6. Step 6: Final answer
   x = 12,263.99