Finding the Fourth Proportional to 2,958.86, 4,438.89 and 1,109.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,958.86 : 4,438.89 = 1,109.94 : x
2. Step 2: Convert to fraction form
   2,958.86/4,438.89 = 1,109.94/x
3. Step 3: Cross multiply
   2,958.86x = 4,438.89 × 1,109.94
4. Step 4: Simplify right side
   2,958.86x = 4,926,901.57
5. Step 5: Solve for x
   x = 4,926,901.57/2,958.86
6. Step 6: Final answer
   x = 1,665.14