Finding the Fourth Proportional to 13,013.36, 17,958.04 and 7,348.02

Step by Step Solution

1. Step 1: Write the proportion equation
   13,013.36 : 17,958.04 = 7,348.02 : x
2. Step 2: Convert to fraction form
   13,013.36/17,958.04 = 7,348.02/x
3. Step 3: Cross multiply
   13,013.36x = 17,958.04 × 7,348.02
4. Step 4: Simplify right side
   13,013.36x = 131,956,018.71
5. Step 5: Solve for x
   x = 131,956,018.71/13,013.36
6. Step 6: Final answer
   x = 10,140.04