Finding the Fourth Proportional to 8,945.82, 12,345.34 and 4,967.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,945.82 : 12,345.34 = 4,967.30 : x
2. Step 2: Convert to fraction form
   8,945.82/12,345.34 = 4,967.30/x
3. Step 3: Cross multiply
   8,945.82x = 12,345.34 × 4,967.30
4. Step 4: Simplify right side
   8,945.82x = 61,323,007.38
5. Step 5: Solve for x
   x = 61,323,007.38/8,945.82
6. Step 6: Final answer
   x = 6,854.93