Finding the Fourth Proportional to 7,325.86, 10,109.63 and 3,968.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,325.86 : 10,109.63 = 3,968.59 : x
2. Step 2: Convert to fraction form
   7,325.86/10,109.63 = 3,968.59/x
3. Step 3: Cross multiply
   7,325.86x = 10,109.63 × 3,968.59
4. Step 4: Simplify right side
   7,325.86x = 40,120,976.52
5. Step 5: Solve for x
   x = 40,120,976.52/7,325.86
6. Step 6: Final answer
   x = 5,476.62