Finding the Fourth Proportional to 3,146.64, 4,719.94 and 1,608.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,146.64 : 4,719.94 = 1,608.72 : x
2. Step 2: Convert to fraction form
   3,146.64/4,719.94 = 1,608.72/x
3. Step 3: Cross multiply
   3,146.64x = 4,719.94 × 1,608.72
4. Step 4: Simplify right side
   3,146.64x = 7,593,061.88
5. Step 5: Solve for x
   x = 7,593,061.88/3,146.64
6. Step 6: Final answer
   x = 2,413.07