Finding the Fourth Proportional to 6,320.18, 8,720.51 and 3,667.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,320.18 : 8,720.51 = 3,667.25 : x
2. Step 2: Convert to fraction form
   6,320.18/8,720.51 = 3,667.25/x
3. Step 3: Cross multiply
   6,320.18x = 8,720.51 × 3,667.25
4. Step 4: Simplify right side
   6,320.18x = 31,980,228.36
5. Step 5: Solve for x
   x = 31,980,228.36/6,320.18
6. Step 6: Final answer
   x = 5,060.02