Finding the Fourth Proportional to 3,336.42, 5,004.72 and 1,145.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,336.42 : 5,004.72 = 1,145.34 : x
2. Step 2: Convert to fraction form
   3,336.42/5,004.72 = 1,145.34/x
3. Step 3: Cross multiply
   3,336.42x = 5,004.72 × 1,145.34
4. Step 4: Simplify right side
   3,336.42x = 5,732,106.00
5. Step 5: Solve for x
   x = 5,732,106.00/3,336.42
6. Step 6: Final answer
   x = 1,718.04