Finding the Fourth Proportional to 3,649.30, 5,470.71 and 1,698.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,649.30 : 5,470.71 = 1,698.82 : x
2. Step 2: Convert to fraction form
   3,649.30/5,470.71 = 1,698.82/x
3. Step 3: Cross multiply
   3,649.30x = 5,470.71 × 1,698.82
4. Step 4: Simplify right side
   3,649.30x = 9,293,751.56
5. Step 5: Solve for x
   x = 9,293,751.56/3,649.30
6. Step 6: Final answer
   x = 2,546.72