Finding the Fourth Proportional to 2,896.72, 4,345.14 and 705.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,896.72 : 4,345.14 = 705.48 : x
2. Step 2: Convert to fraction form
   2,896.72/4,345.14 = 705.48/x
3. Step 3: Cross multiply
   2,896.72x = 4,345.14 × 705.48
4. Step 4: Simplify right side
   2,896.72x = 3,065,409.37
5. Step 5: Solve for x
   x = 3,065,409.37/2,896.72
6. Step 6: Final answer
   x = 1,058.23