Finding the Fourth Proportional to 8,993.18, 12,410.88 and 5,015.14

Step by Step Solution

1. Step 1: Write the proportion equation
   8,993.18 : 12,410.88 = 5,015.14 : x
2. Step 2: Convert to fraction form
   8,993.18/12,410.88 = 5,015.14/x
3. Step 3: Cross multiply
   8,993.18x = 12,410.88 × 5,015.14
4. Step 4: Simplify right side
   8,993.18x = 62,242,300.72
5. Step 5: Solve for x
   x = 62,242,300.72/8,993.18
6. Step 6: Final answer
   x = 6,921.06