Finding the Fourth Proportional to 3,109.83, 4,666.37 and 1,262.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,109.83 : 4,666.37 = 1,262.31 : x
2. Step 2: Convert to fraction form
   3,109.83/4,666.37 = 1,262.31/x
3. Step 3: Cross multiply
   3,109.83x = 4,666.37 × 1,262.31
4. Step 4: Simplify right side
   3,109.83x = 5,890,399.20
5. Step 5: Solve for x
   x = 5,890,399.20/3,109.83
6. Step 6: Final answer
   x = 1,894.12