Finding the Fourth Proportional to 10,443.07, 15,659.42 and 3,326.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.07 : 15,659.42 = 3,326.38 : x
2. Step 2: Convert to fraction form
   10,443.07/15,659.42 = 3,326.38/x
3. Step 3: Cross multiply
   10,443.07x = 15,659.42 × 3,326.38
4. Step 4: Simplify right side
   10,443.07x = 52,089,086.57
5. Step 5: Solve for x
   x = 52,089,086.57/10,443.07
6. Step 6: Final answer
   x = 4,987.91