Finding the Fourth Proportional to 3,402.30, 5,090.56 and 2,016.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,402.30 : 5,090.56 = 2,016.38 : x
2. Step 2: Convert to fraction form
   3,402.30/5,090.56 = 2,016.38/x
3. Step 3: Cross multiply
   3,402.30x = 5,090.56 × 2,016.38
4. Step 4: Simplify right side
   3,402.30x = 10,264,503.37
5. Step 5: Solve for x
   x = 10,264,503.37/3,402.30
6. Step 6: Final answer
   x = 3,016.93