Finding the Fourth Proportional to 2,347.96, 3,514.91 and 1,420.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,347.96 : 3,514.91 = 1,420.71 : x
2. Step 2: Convert to fraction form
   2,347.96/3,514.91 = 1,420.71/x
3. Step 3: Cross multiply
   2,347.96x = 3,514.91 × 1,420.71
4. Step 4: Simplify right side
   2,347.96x = 4,993,667.79
5. Step 5: Solve for x
   x = 4,993,667.79/2,347.96
6. Step 6: Final answer
   x = 2,126.81