Finding the Fourth Proportional to 3,302.79, 4,953.57 and 1,111.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,302.79 : 4,953.57 = 1,111.47 : x
2. Step 2: Convert to fraction form
   3,302.79/4,953.57 = 1,111.47/x
3. Step 3: Cross multiply
   3,302.79x = 4,953.57 × 1,111.47
4. Step 4: Simplify right side
   3,302.79x = 5,505,744.45
5. Step 5: Solve for x
   x = 5,505,744.45/3,302.79
6. Step 6: Final answer
   x = 1,667.00