Finding the Fourth Proportional to 8,426.94, 12,642.86 and 2,584.41

Step by Step Solution

1. Step 1: Write the proportion equation
   8,426.94 : 12,642.86 = 2,584.41 : x
2. Step 2: Convert to fraction form
   8,426.94/12,642.86 = 2,584.41/x
3. Step 3: Cross multiply
   8,426.94x = 12,642.86 × 2,584.41
4. Step 4: Simplify right side
   8,426.94x = 32,674,320.89
5. Step 5: Solve for x
   x = 32,674,320.89/8,426.94
6. Step 6: Final answer
   x = 3,877.36