Finding the Fourth Proportional to 13,004.78, 17,946.56 and 7,036.44

Step by Step Solution

1. Step 1: Write the proportion equation
   13,004.78 : 17,946.56 = 7,036.44 : x
2. Step 2: Convert to fraction form
   13,004.78/17,946.56 = 7,036.44/x
3. Step 3: Cross multiply
   13,004.78x = 17,946.56 × 7,036.44
4. Step 4: Simplify right side
   13,004.78x = 126,279,857.46
5. Step 5: Solve for x
   x = 126,279,857.46/13,004.78
6. Step 6: Final answer
   x = 9,710.27