Finding the Fourth Proportional to 5,788.56, 8,640.93 and 5,087.94

Step by Step Solution

1. Step 1: Write the proportion equation
   5,788.56 : 8,640.93 = 5,087.94 : x
2. Step 2: Convert to fraction form
   5,788.56/8,640.93 = 5,087.94/x
3. Step 3: Cross multiply
   5,788.56x = 8,640.93 × 5,087.94
4. Step 4: Simplify right side
   5,788.56x = 43,964,533.38
5. Step 5: Solve for x
   x = 43,964,533.38/5,788.56
6. Step 6: Final answer
   x = 7,595.07