Finding the Fourth Proportional to 3,555.29, 4,906.80 and 2,300.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,555.29 : 4,906.80 = 2,300.00 : x
2. Step 2: Convert to fraction form
   3,555.29/4,906.80 = 2,300.00/x
3. Step 3: Cross multiply
   3,555.29x = 4,906.80 × 2,300.00
4. Step 4: Simplify right side
   3,555.29x = 11,285,615.47
5. Step 5: Solve for x
   x = 11,285,615.47/3,555.29
6. Step 6: Final answer
   x = 3,174.31