Finding the Fourth Proportional to 11,994.18, 17,974.83 and 7,614.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,994.18 : 17,974.83 = 7,614.72 : x
2. Step 2: Convert to fraction form
   11,994.18/17,974.83 = 7,614.72/x
3. Step 3: Cross multiply
   11,994.18x = 17,974.83 × 7,614.72
4. Step 4: Simplify right side
   11,994.18x = 136,873,297.50
5. Step 5: Solve for x
   x = 136,873,297.50/11,994.18
6. Step 6: Final answer
   x = 11,411.64