Finding the Fourth Proportional to 9,105.60, 13,655.96 and 3,910.26

Step by Step Solution

1. Step 1: Write the proportion equation
   9,105.60 : 13,655.96 = 3,910.26 : x
2. Step 2: Convert to fraction form
   9,105.60/13,655.96 = 3,910.26/x
3. Step 3: Cross multiply
   9,105.60x = 13,655.96 × 3,910.26
4. Step 4: Simplify right side
   9,105.60x = 53,398,354.15
5. Step 5: Solve for x
   x = 53,398,354.15/9,105.60
6. Step 6: Final answer
   x = 5,864.34