Finding the Fourth Proportional to 9,300.94, 12,835.29 and 5,109.19

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.94 : 12,835.29 = 5,109.19 : x
2. Step 2: Convert to fraction form
   9,300.94/12,835.29 = 5,109.19/x
3. Step 3: Cross multiply
   9,300.94x = 12,835.29 × 5,109.19
4. Step 4: Simplify right side
   9,300.94x = 65,577,935.32
5. Step 5: Solve for x
   x = 65,577,935.32/9,300.94
6. Step 6: Final answer
   x = 7,050.68