Finding the Fourth Proportional to 9,353.02, 12,907.31 and 5,104.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,353.02 : 12,907.31 = 5,104.30 : x
2. Step 2: Convert to fraction form
   9,353.02/12,907.31 = 5,104.30/x
3. Step 3: Cross multiply
   9,353.02x = 12,907.31 × 5,104.30
4. Step 4: Simplify right side
   9,353.02x = 65,882,782.43
5. Step 5: Solve for x
   x = 65,882,782.43/9,353.02
6. Step 6: Final answer
   x = 7,044.01