Finding the Fourth Proportional to 8,994.72, 12,412.78 and 5,016.09

Step by Step Solution

1. Step 1: Write the proportion equation
   8,994.72 : 12,412.78 = 5,016.09 : x
2. Step 2: Convert to fraction form
   8,994.72/12,412.78 = 5,016.09/x
3. Step 3: Cross multiply
   8,994.72x = 12,412.78 × 5,016.09
4. Step 4: Simplify right side
   8,994.72x = 62,263,621.63
5. Step 5: Solve for x
   x = 62,263,621.63/8,994.72
6. Step 6: Final answer
   x = 6,922.24