Finding the Fourth Proportional to 11,804.00, 17,707.88 and 3,906.80

Step by Step Solution

1. Step 1: Write the proportion equation
   11,804.00 : 17,707.88 = 3,906.80 : x
2. Step 2: Convert to fraction form
   11,804.00/17,707.88 = 3,906.80/x
3. Step 3: Cross multiply
   11,804.00x = 17,707.88 × 3,906.80
4. Step 4: Simplify right side
   11,804.00x = 69,181,126.05
5. Step 5: Solve for x
   x = 69,181,126.05/11,804.00
6. Step 6: Final answer
   x = 5,860.82