Finding the Fourth Proportional to 8,945.82, 13,415.69 and 3,397.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,945.82 : 13,415.69 = 3,397.83 : x
2. Step 2: Convert to fraction form
   8,945.82/13,415.69 = 3,397.83/x
3. Step 3: Cross multiply
   8,945.82x = 13,415.69 × 3,397.83
4. Step 4: Simplify right side
   8,945.82x = 45,584,192.14
5. Step 5: Solve for x
   x = 45,584,192.14/8,945.82
6. Step 6: Final answer
   x = 5,095.59