Finding the Fourth Proportional to 3,681.70, 5,081.82 and 2,423.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,681.70 : 5,081.82 = 2,423.77 : x
2. Step 2: Convert to fraction form
   3,681.70/5,081.82 = 2,423.77/x
3. Step 3: Cross multiply
   3,681.70x = 5,081.82 × 2,423.77
4. Step 4: Simplify right side
   3,681.70x = 12,317,162.86
5. Step 5: Solve for x
   x = 12,317,162.86/3,681.70
6. Step 6: Final answer
   x = 3,345.51