Finding the Fourth Proportional to 3,507.33, 4,838.45 and 2,090.21

Step by Step Solution

1. Step 1: Write the proportion equation
   3,507.33 : 4,838.45 = 2,090.21 : x
2. Step 2: Convert to fraction form
   3,507.33/4,838.45 = 2,090.21/x
3. Step 3: Cross multiply
   3,507.33x = 4,838.45 × 2,090.21
4. Step 4: Simplify right side
   3,507.33x = 10,113,353.69
5. Step 5: Solve for x
   x = 10,113,353.69/3,507.33
6. Step 6: Final answer
   x = 2,883.49