Finding the Fourth Proportional to 9,110.78, 13,663.72 and 3,845.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,110.78 : 13,663.72 = 3,845.82 : x
2. Step 2: Convert to fraction form
   9,110.78/13,663.72 = 3,845.82/x
3. Step 3: Cross multiply
   9,110.78x = 13,663.72 × 3,845.82
4. Step 4: Simplify right side
   9,110.78x = 52,548,242.06
5. Step 5: Solve for x
   x = 52,548,242.06/9,110.78
6. Step 6: Final answer
   x = 5,767.70