Finding the Fourth Proportional to 11,621.58, 17,413.83 and 6,066.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,621.58 : 17,413.83 = 6,066.78 : x
2. Step 2: Convert to fraction form
   11,621.58/17,413.83 = 6,066.78/x
3. Step 3: Cross multiply
   11,621.58x = 17,413.83 × 6,066.78
4. Step 4: Simplify right side
   11,621.58x = 105,645,875.57
5. Step 5: Solve for x
   x = 105,645,875.57/11,621.58
6. Step 6: Final answer
   x = 9,090.49