Finding the Fourth Proportional to 3,744.69, 5,615.07 and 1,111.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,744.69 : 5,615.07 = 1,111.83 : x
2. Step 2: Convert to fraction form
   3,744.69/5,615.07 = 1,111.83/x
3. Step 3: Cross multiply
   3,744.69x = 5,615.07 × 1,111.83
4. Step 4: Simplify right side
   3,744.69x = 6,243,031.68
5. Step 5: Solve for x
   x = 6,243,031.68/3,744.69
6. Step 6: Final answer
   x = 1,667.17