Finding the Fourth Proportional to 3,046.72, 4,204.46 and 1,720.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,046.72 : 4,204.46 = 1,720.42 : x
2. Step 2: Convert to fraction form
   3,046.72/4,204.46 = 1,720.42/x
3. Step 3: Cross multiply
   3,046.72x = 4,204.46 × 1,720.42
4. Step 4: Simplify right side
   3,046.72x = 7,233,437.07
5. Step 5: Solve for x
   x = 7,233,437.07/3,046.72
6. Step 6: Final answer
   x = 2,374.17