Finding the Fourth Proportional to 3,767.82, 5,199.58 and 2,111.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,767.82 : 5,199.58 = 2,111.82 : x
2. Step 2: Convert to fraction form
   3,767.82/5,199.58 = 2,111.82/x
3. Step 3: Cross multiply
   3,767.82x = 5,199.58 × 2,111.82
4. Step 4: Simplify right side
   3,767.82x = 10,980,577.04
5. Step 5: Solve for x
   x = 10,980,577.04/3,767.82
6. Step 6: Final answer
   x = 2,914.31