Finding the Fourth Proportional to 3,764.82, 5,641.82 and 2,117.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,764.82 : 5,641.82 = 2,117.89 : x
2. Step 2: Convert to fraction form
   3,764.82/5,641.82 = 2,117.89/x
3. Step 3: Cross multiply
   3,764.82x = 5,641.82 × 2,117.89
4. Step 4: Simplify right side
   3,764.82x = 11,948,754.16
5. Step 5: Solve for x
   x = 11,948,754.16/3,764.82
6. Step 6: Final answer
   x = 3,173.79