Finding the Fourth Proportional to 10,150.79, 15,222.73 and 3,910.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,150.79 : 15,222.73 = 3,910.28 : x
2. Step 2: Convert to fraction form
   10,150.79/15,222.73 = 3,910.28/x
3. Step 3: Cross multiply
   10,150.79x = 15,222.73 × 3,910.28
4. Step 4: Simplify right side
   10,150.79x = 59,525,136.66
5. Step 5: Solve for x
   x = 59,525,136.66/10,150.79
6. Step 6: Final answer
   x = 5,864.09