Finding the Fourth Proportional to 9,993.30, 14,987.52 and 4,144.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,993.30 : 14,987.52 = 4,144.32 : x
2. Step 2: Convert to fraction form
   9,993.30/14,987.52 = 4,144.32/x
3. Step 3: Cross multiply
   9,993.30x = 14,987.52 × 4,144.32
4. Step 4: Simplify right side
   9,993.30x = 62,113,078.89
5. Step 5: Solve for x
   x = 62,113,078.89/9,993.30
6. Step 6: Final answer
   x = 6,215.47