Finding the Fourth Proportional to 6,300.94, 9,476.05 and 5,316.79

Step by Step Solution

1. Step 1: Write the proportion equation
   6,300.94 : 9,476.05 = 5,316.79 : x
2. Step 2: Convert to fraction form
   6,300.94/9,476.05 = 5,316.79/x
3. Step 3: Cross multiply
   6,300.94x = 9,476.05 × 5,316.79
4. Step 4: Simplify right side
   6,300.94x = 50,382,167.88
5. Step 5: Solve for x
   x = 50,382,167.88/6,300.94
6. Step 6: Final answer
   x = 7,995.98