Finding the Fourth Proportional to 6,293.61, 9,435.56 and 3,980.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,293.61 : 9,435.56 = 3,980.25 : x
2. Step 2: Convert to fraction form
   6,293.61/9,435.56 = 3,980.25/x
3. Step 3: Cross multiply
   6,293.61x = 9,435.56 × 3,980.25
4. Step 4: Simplify right side
   6,293.61x = 37,555,867.79
5. Step 5: Solve for x
   x = 37,555,867.79/6,293.61
6. Step 6: Final answer
   x = 5,967.30