Finding the Fourth Proportional to 3,404.92, 5,106.98 and 1,555.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,404.92 : 5,106.98 = 1,555.54 : x
2. Step 2: Convert to fraction form
   3,404.92/5,106.98 = 1,555.54/x
3. Step 3: Cross multiply
   3,404.92x = 5,106.98 × 1,555.54
4. Step 4: Simplify right side
   3,404.92x = 7,944,111.67
5. Step 5: Solve for x
   x = 7,944,111.67/3,404.92
6. Step 6: Final answer
   x = 2,333.13