Finding the Fourth Proportional to 5,086.94, 7,614.14 and 3,317.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.94 : 7,614.14 = 3,317.78 : x
2. Step 2: Convert to fraction form
   5,086.94/7,614.14 = 3,317.78/x
3. Step 3: Cross multiply
   5,086.94x = 7,614.14 × 3,317.78
4. Step 4: Simplify right side
   5,086.94x = 25,262,043.86
5. Step 5: Solve for x
   x = 25,262,043.86/5,086.94
6. Step 6: Final answer
   x = 4,966.06