Finding the Fourth Proportional to 9,353.07, 12,907.15 and 5,104.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,353.07 : 12,907.15 = 5,104.03 : x
2. Step 2: Convert to fraction form
   9,353.07/12,907.15 = 5,104.03/x
3. Step 3: Cross multiply
   9,353.07x = 12,907.15 × 5,104.03
4. Step 4: Simplify right side
   9,353.07x = 65,878,480.81
5. Step 5: Solve for x
   x = 65,878,480.81/9,353.07
6. Step 6: Final answer
   x = 7,043.51