Finding the Fourth Proportional to 13,033.42, 17,986.22 and 7,065.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,033.42 : 17,986.22 = 7,065.13 : x
2. Step 2: Convert to fraction form
   13,033.42/17,986.22 = 7,065.13/x
3. Step 3: Cross multiply
   13,033.42x = 17,986.22 × 7,065.13
4. Step 4: Simplify right side
   13,033.42x = 127,074,982.51
5. Step 5: Solve for x
   x = 127,074,982.51/13,033.42
6. Step 6: Final answer
   x = 9,749.93