Finding the Fourth Proportional to 9,300.75, 12,835.04 and 5,109.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.75 : 12,835.04 = 5,109.27 : x
2. Step 2: Convert to fraction form
   9,300.75/12,835.04 = 5,109.27/x
3. Step 3: Cross multiply
   9,300.75x = 12,835.04 × 5,109.27
4. Step 4: Simplify right side
   9,300.75x = 65,577,659.27
5. Step 5: Solve for x
   x = 65,577,659.27/9,300.75
6. Step 6: Final answer
   x = 7,050.79