Finding the Fourth Proportional to 9,358.07, 12,913.73 and 5,109.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,358.07 : 12,913.73 = 5,109.04 : x
2. Step 2: Convert to fraction form
   9,358.07/12,913.73 = 5,109.04/x
3. Step 3: Cross multiply
   9,358.07x = 12,913.73 × 5,109.04
4. Step 4: Simplify right side
   9,358.07x = 65,976,772.88
5. Step 5: Solve for x
   x = 65,976,772.88/9,358.07
6. Step 6: Final answer
   x = 7,050.26