Finding the Fourth Proportional to 11,360.30, 15,674.33 and 7,113.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,360.30 : 15,674.33 = 7,113.42 : x
2. Step 2: Convert to fraction form
   11,360.30/15,674.33 = 7,113.42/x
3. Step 3: Cross multiply
   11,360.30x = 15,674.33 × 7,113.42
4. Step 4: Simplify right side
   11,360.30x = 111,498,110.29
5. Step 5: Solve for x
   x = 111,498,110.29/11,360.30
6. Step 6: Final answer
   x = 9,814.72