Finding the Fourth Proportional to 6,784.92, 10,174.28 and 3,087

Step by Step Solution

1. Step 1: Write the proportion equation
   6,784.92 : 10,174.28 = 3,087 : x
2. Step 2: Convert to fraction form
   6,784.92/10,174.28 = 3,087/x
3. Step 3: Cross multiply
   6,784.92x = 10,174.28 × 3,087
4. Step 4: Simplify right side
   6,784.92x = 31,408,002.36
5. Step 5: Solve for x
   x = 31,408,002.36/6,784.92
6. Step 6: Final answer
   x = 4,629.09