Finding the Fourth Proportional to 3,673.98, 5,069.54 and 2,181.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,673.98 : 5,069.54 = 2,181.86 : x
2. Step 2: Convert to fraction form
   3,673.98/5,069.54 = 2,181.86/x
3. Step 3: Cross multiply
   3,673.98x = 5,069.54 × 2,181.86
4. Step 4: Simplify right side
   3,673.98x = 11,061,027.65
5. Step 5: Solve for x
   x = 11,061,027.65/3,673.98
6. Step 6: Final answer
   x = 3,010.64