Finding the Fourth Proportional to 5,087.97, 7,641.98 and 4,869.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,087.97 : 7,641.98 = 4,869.27 : x
2. Step 2: Convert to fraction form
   5,087.97/7,641.98 = 4,869.27/x
3. Step 3: Cross multiply
   5,087.97x = 7,641.98 × 4,869.27
4. Step 4: Simplify right side
   5,087.97x = 37,210,857.87
5. Step 5: Solve for x
   x = 37,210,857.87/5,087.97
6. Step 6: Final answer
   x = 7,313.50