Finding the Fourth Proportional to 4,970.33, 7,443.77 and 4,317.57

Step by Step Solution

1. Step 1: Write the proportion equation
   4,970.33 : 7,443.77 = 4,317.57 : x
2. Step 2: Convert to fraction form
   4,970.33/7,443.77 = 4,317.57/x
3. Step 3: Cross multiply
   4,970.33x = 7,443.77 × 4,317.57
4. Step 4: Simplify right side
   4,970.33x = 32,138,976.45
5. Step 5: Solve for x
   x = 32,138,976.45/4,970.33
6. Step 6: Final answer
   x = 6,466.17