Finding the Fourth Proportional to 3,404.55, 5,103.12 and 1,323.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,404.55 : 5,103.12 = 1,323.93 : x
2. Step 2: Convert to fraction form
   3,404.55/5,103.12 = 1,323.93/x
3. Step 3: Cross multiply
   3,404.55x = 5,103.12 × 1,323.93
4. Step 4: Simplify right side
   3,404.55x = 6,756,173.66
5. Step 5: Solve for x
   x = 6,756,173.66/3,404.55
6. Step 6: Final answer
   x = 1,984.45