Finding the Fourth Proportional to 4,710.60, 7,068.69 and 1,789.20

Step by Step Solution

1. Step 1: Write the proportion equation
   4,710.60 : 7,068.69 = 1,789.20 : x
2. Step 2: Convert to fraction form
   4,710.60/7,068.69 = 1,789.20/x
3. Step 3: Cross multiply
   4,710.60x = 7,068.69 × 1,789.20
4. Step 4: Simplify right side
   4,710.60x = 12,647,300.15
5. Step 5: Solve for x
   x = 12,647,300.15/4,710.60
6. Step 6: Final answer
   x = 2,684.86