Finding the Fourth Proportional to 11,104.24, 15,316.33 and 7,130.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,104.24 : 15,316.33 = 7,130.18 : x
2. Step 2: Convert to fraction form
   11,104.24/15,316.33 = 7,130.18/x
3. Step 3: Cross multiply
   11,104.24x = 15,316.33 × 7,130.18
4. Step 4: Simplify right side
   11,104.24x = 109,208,189.84
5. Step 5: Solve for x
   x = 109,208,189.84/11,104.24
6. Step 6: Final answer
   x = 9,834.82