Finding the Fourth Proportional to 6,406.83, 9,609.17 and 1,788.75

Step by Step Solution

1. Step 1: Write the proportion equation
   6,406.83 : 9,609.17 = 1,788.75 : x
2. Step 2: Convert to fraction form
   6,406.83/9,609.17 = 1,788.75/x
3. Step 3: Cross multiply
   6,406.83x = 9,609.17 × 1,788.75
4. Step 4: Simplify right side
   6,406.83x = 17,188,393.89
5. Step 5: Solve for x
   x = 17,188,393.89/6,406.83
6. Step 6: Final answer
   x = 2,682.82