Finding the Fourth Proportional to 6,314.58, 8,713.86 and 3,958.02

Step by Step Solution

1. Step 1: Write the proportion equation
   6,314.58 : 8,713.86 = 3,958.02 : x
2. Step 2: Convert to fraction form
   6,314.58/8,713.86 = 3,958.02/x
3. Step 3: Cross multiply
   6,314.58x = 8,713.86 × 3,958.02
4. Step 4: Simplify right side
   6,314.58x = 34,489,632.16
5. Step 5: Solve for x
   x = 34,489,632.16/6,314.58
6. Step 6: Final answer
   x = 5,461.90