Finding the Fourth Proportional to 8,590.25, 12,885.89 and 2,746.41

Step by Step Solution

1. Step 1: Write the proportion equation
   8,590.25 : 12,885.89 = 2,746.41 : x
2. Step 2: Convert to fraction form
   8,590.25/12,885.89 = 2,746.41/x
3. Step 3: Cross multiply
   8,590.25x = 12,885.89 × 2,746.41
4. Step 4: Simplify right side
   8,590.25x = 35,389,875.10
5. Step 5: Solve for x
   x = 35,389,875.10/8,590.25
6. Step 6: Final answer
   x = 4,119.77