Finding the Fourth Proportional to 3,907.40, 5,888.52 and 3,517.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,907.40 : 5,888.52 = 3,517.79 : x
2. Step 2: Convert to fraction form
   3,907.40/5,888.52 = 3,517.79/x
3. Step 3: Cross multiply
   3,907.40x = 5,888.52 × 3,517.79
4. Step 4: Simplify right side
   3,907.40x = 20,714,547.33
5. Step 5: Solve for x
   x = 20,714,547.33/3,907.40
6. Step 6: Final answer
   x = 5,301.37