Finding the Fourth Proportional to 6,958.63, 10,444.78 and 5,104.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,958.63 : 10,444.78 = 5,104.47 : x
2. Step 2: Convert to fraction form
   6,958.63/10,444.78 = 5,104.47/x
3. Step 3: Cross multiply
   6,958.63x = 10,444.78 × 5,104.47
4. Step 4: Simplify right side
   6,958.63x = 53,315,066.17
5. Step 5: Solve for x
   x = 53,315,066.17/6,958.63
6. Step 6: Final answer
   x = 7,661.72