Finding the Fourth Proportional to 2,079.41, 2,869.52 and 1,147.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.41 : 2,869.52 = 1,147.91 : x
2. Step 2: Convert to fraction form
   2,079.41/2,869.52 = 1,147.91/x
3. Step 3: Cross multiply
   2,079.41x = 2,869.52 × 1,147.91
4. Step 4: Simplify right side
   2,079.41x = 3,293,950.70
5. Step 5: Solve for x
   x = 3,293,950.70/2,079.41
6. Step 6: Final answer
   x = 1,584.08