Finding the Fourth Proportional to 2,958.62, 4,435.69 and 1,788.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,958.62 : 4,435.69 = 1,788.37 : x
2. Step 2: Convert to fraction form
   2,958.62/4,435.69 = 1,788.37/x
3. Step 3: Cross multiply
   2,958.62x = 4,435.69 × 1,788.37
4. Step 4: Simplify right side
   2,958.62x = 7,932,654.93
5. Step 5: Solve for x
   x = 7,932,654.93/2,958.62
6. Step 6: Final answer
   x = 2,681.20