Finding the Fourth Proportional to 3,405.27, 5,100.73 and 1,557.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,405.27 : 5,100.73 = 1,557.94 : x
2. Step 2: Convert to fraction form
   3,405.27/5,100.73 = 1,557.94/x
3. Step 3: Cross multiply
   3,405.27x = 5,100.73 × 1,557.94
4. Step 4: Simplify right side
   3,405.27x = 7,946,631.30
5. Step 5: Solve for x
   x = 7,946,631.30/3,405.27
6. Step 6: Final answer
   x = 2,333.63