Finding the Fourth Proportional to 8,943.61, 12,341.55 and 4,964.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,943.61 : 12,341.55 = 4,964.59 : x
2. Step 2: Convert to fraction form
   8,943.61/12,341.55 = 4,964.59/x
3. Step 3: Cross multiply
   8,943.61x = 12,341.55 × 4,964.59
4. Step 4: Simplify right side
   8,943.61x = 61,270,735.71
5. Step 5: Solve for x
   x = 61,270,735.71/8,943.61
6. Step 6: Final answer
   x = 6,850.78