Finding the Fourth Proportional to 5,615.25, 8,424.38 and 5,003.16

Step by Step Solution

1. Step 1: Write the proportion equation
   5,615.25 : 8,424.38 = 5,003.16 : x
2. Step 2: Convert to fraction form
   5,615.25/8,424.38 = 5,003.16/x
3. Step 3: Cross multiply
   5,615.25x = 8,424.38 × 5,003.16
4. Step 4: Simplify right side
   5,615.25x = 42,148,521.04
5. Step 5: Solve for x
   x = 42,148,521.04/5,615.25
6. Step 6: Final answer
   x = 7,506.08