Finding the Fourth Proportional to 4,323.73, 5,967.53 and 3,390.61

Step by Step Solution

1. Step 1: Write the proportion equation
   4,323.73 : 5,967.53 = 3,390.61 : x
2. Step 2: Convert to fraction form
   4,323.73/5,967.53 = 3,390.61/x
3. Step 3: Cross multiply
   4,323.73x = 5,967.53 × 3,390.61
4. Step 4: Simplify right side
   4,323.73x = 20,233,566.89
5. Step 5: Solve for x
   x = 20,233,566.89/4,323.73
6. Step 6: Final answer
   x = 4,679.66