Finding the Fourth Proportional to 2,958.92, 4,438.56 and 1,109.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,958.92 : 4,438.56 = 1,109.98 : x
2. Step 2: Convert to fraction form
   2,958.92/4,438.56 = 1,109.98/x
3. Step 3: Cross multiply
   2,958.92x = 4,438.56 × 1,109.98
4. Step 4: Simplify right side
   2,958.92x = 4,926,712.83
5. Step 5: Solve for x
   x = 4,926,712.83/2,958.92
6. Step 6: Final answer
   x = 1,665.04