Finding the Fourth Proportional to 10,781, 16,189.89 and 5,860.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,781 : 16,189.89 = 5,860.25 : x
2. Step 2: Convert to fraction form
   10,781/16,189.89 = 5,860.25/x
3. Step 3: Cross multiply
   10,781x = 16,189.89 × 5,860.25
4. Step 4: Simplify right side
   10,781x = 94,876,802.87
5. Step 5: Solve for x
   x = 94,876,802.87/10,781
6. Step 6: Final answer
   x = 8,800.37