Finding the Fourth Proportional to 6,470.37, 9,710.28 and 2,575.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,470.37 : 9,710.28 = 2,575.89 : x
2. Step 2: Convert to fraction form
   6,470.37/9,710.28 = 2,575.89/x
3. Step 3: Cross multiply
   6,470.37x = 9,710.28 × 2,575.89
4. Step 4: Simplify right side
   6,470.37x = 25,012,613.15
5. Step 5: Solve for x
   x = 25,012,613.15/6,470.37
6. Step 6: Final answer
   x = 3,865.72