Finding the Fourth Proportional to 3,303.48, 4,955.50 and 1,111.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,303.48 : 4,955.50 = 1,111.62 : x
2. Step 2: Convert to fraction form
   3,303.48/4,955.50 = 1,111.62/x
3. Step 3: Cross multiply
   3,303.48x = 4,955.50 × 1,111.62
4. Step 4: Simplify right side
   3,303.48x = 5,508,632.91
5. Step 5: Solve for x
   x = 5,508,632.91/3,303.48
6. Step 6: Final answer
   x = 1,667.52