Finding the Fourth Proportional to 3,846.58, 5,764.30 and 2,090.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,846.58 : 5,764.30 = 2,090.10 : x
2. Step 2: Convert to fraction form
   3,846.58/5,764.30 = 2,090.10/x
3. Step 3: Cross multiply
   3,846.58x = 5,764.30 × 2,090.10
4. Step 4: Simplify right side
   3,846.58x = 12,047,963.43
5. Step 5: Solve for x
   x = 12,047,963.43/3,846.58
6. Step 6: Final answer
   x = 3,132.12