Finding the Fourth Proportional to 13,184.15, 18,194.61 and 7,518.84

Step by Step Solution

1. Step 1: Write the proportion equation
   13,184.15 : 18,194.61 = 7,518.84 : x
2. Step 2: Convert to fraction form
   13,184.15/18,194.61 = 7,518.84/x
3. Step 3: Cross multiply
   13,184.15x = 18,194.61 × 7,518.84
4. Step 4: Simplify right side
   13,184.15x = 136,802,361.45
5. Step 5: Solve for x
   x = 136,802,361.45/13,184.15
6. Step 6: Final answer
   x = 10,376.28