Finding the Fourth Proportional to 3,505.55, 5,255.55 and 1,946.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,505.55 : 5,255.55 = 1,946.09 : x
2. Step 2: Convert to fraction form
   3,505.55/5,255.55 = 1,946.09/x
3. Step 3: Cross multiply
   3,505.55x = 5,255.55 × 1,946.09
4. Step 4: Simplify right side
   3,505.55x = 10,227,786.44
5. Step 5: Solve for x
   x = 10,227,786.44/3,505.55
6. Step 6: Final answer
   x = 2,917.60