Finding the Fourth Proportional to 12,908.82, 19,363.32 and 5,887.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,908.82 : 19,363.32 = 5,887.38 : x
2. Step 2: Convert to fraction form
   12,908.82/19,363.32 = 5,887.38/x
3. Step 3: Cross multiply
   12,908.82x = 19,363.32 × 5,887.38
4. Step 4: Simplify right side
   12,908.82x = 113,999,222.90
5. Step 5: Solve for x
   x = 113,999,222.90/12,908.82
6. Step 6: Final answer
   x = 8,831.11