Finding the Fourth Proportional to 5,784.51, 8,676.72 and 2,086.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,784.51 : 8,676.72 = 2,086.71 : x
2. Step 2: Convert to fraction form
   5,784.51/8,676.72 = 2,086.71/x
3. Step 3: Cross multiply
   5,784.51x = 8,676.72 × 2,086.71
4. Step 4: Simplify right side
   5,784.51x = 18,105,814.66
5. Step 5: Solve for x
   x = 18,105,814.66/5,784.51
6. Step 6: Final answer
   x = 3,130.05