Finding the Fourth Proportional to 13,022.45, 17,969.91 and 7,357.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,022.45 : 17,969.91 = 7,357.69 : x
2. Step 2: Convert to fraction form
   13,022.45/17,969.91 = 7,357.69/x
3. Step 3: Cross multiply
   13,022.45x = 17,969.91 × 7,357.69
4. Step 4: Simplify right side
   13,022.45x = 132,216,995.98
5. Step 5: Solve for x
   x = 132,216,995.98/13,022.45
6. Step 6: Final answer
   x = 10,153.01