Finding the Fourth Proportional to 6,945.78, 10,404.96 and 3,242.94

Step by Step Solution

1. Step 1: Write the proportion equation
   6,945.78 : 10,404.96 = 3,242.94 : x
2. Step 2: Convert to fraction form
   6,945.78/10,404.96 = 3,242.94/x
3. Step 3: Cross multiply
   6,945.78x = 10,404.96 × 3,242.94
4. Step 4: Simplify right side
   6,945.78x = 33,742,660.98
5. Step 5: Solve for x
   x = 33,742,660.98/6,945.78
6. Step 6: Final answer
   x = 4,858.01