Finding the Fourth Proportional to 2,991.32, 4,488.18 and 1,044.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,991.32 : 4,488.18 = 1,044.88 : x
2. Step 2: Convert to fraction form
   2,991.32/4,488.18 = 1,044.88/x
3. Step 3: Cross multiply
   2,991.32x = 4,488.18 × 1,044.88
4. Step 4: Simplify right side
   2,991.32x = 4,689,609.52
5. Step 5: Solve for x
   x = 4,689,609.52/2,991.32
6. Step 6: Final answer
   x = 1,567.74