Finding the Fourth Proportional to 11,370.24, 15,698.67 and 7,123.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,370.24 : 15,698.67 = 7,123.06 : x
2. Step 2: Convert to fraction form
   11,370.24/15,698.67 = 7,123.06/x
3. Step 3: Cross multiply
   11,370.24x = 15,698.67 × 7,123.06
4. Step 4: Simplify right side
   11,370.24x = 111,822,568.33
5. Step 5: Solve for x
   x = 111,822,568.33/11,370.24
6. Step 6: Final answer
   x = 9,834.67