Finding the Fourth Proportional to 10,405.21, 15,608.27 and 3,010.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,405.21 : 15,608.27 = 3,010.42 : x
2. Step 2: Convert to fraction form
   10,405.21/15,608.27 = 3,010.42/x
3. Step 3: Cross multiply
   10,405.21x = 15,608.27 × 3,010.42
4. Step 4: Simplify right side
   10,405.21x = 46,987,409.15
5. Step 5: Solve for x
   x = 46,987,409.15/10,405.21
6. Step 6: Final answer
   x = 4,515.76