Finding the Fourth Proportional to 2,935.72, 4,053.98 and 1,889.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,935.72 : 4,053.98 = 1,889.56 : x
2. Step 2: Convert to fraction form
   2,935.72/4,053.98 = 1,889.56/x
3. Step 3: Cross multiply
   2,935.72x = 4,053.98 × 1,889.56
4. Step 4: Simplify right side
   2,935.72x = 7,660,238.45
5. Step 5: Solve for x
   x = 7,660,238.45/2,935.72
6. Step 6: Final answer
   x = 2,609.32