Finding the Fourth Proportional to 1,788.41, 2,467.33 and 1,158.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,788.41 : 2,467.33 = 1,158.72 : x
2. Step 2: Convert to fraction form
   1,788.41/2,467.33 = 1,158.72/x
3. Step 3: Cross multiply
   1,788.41x = 2,467.33 × 1,158.72
4. Step 4: Simplify right side
   1,788.41x = 2,858,932.47
5. Step 5: Solve for x
   x = 2,858,932.47/1,788.41
6. Step 6: Final answer
   x = 1,598.59