Finding the Fourth Proportional to 13,682.46, 18,881.76 and 7,394.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,682.46 : 18,881.76 = 7,394.82 : x
2. Step 2: Convert to fraction form
   13,682.46/18,881.76 = 7,394.82/x
3. Step 3: Cross multiply
   13,682.46x = 18,881.76 × 7,394.82
4. Step 4: Simplify right side
   13,682.46x = 139,627,216.48
5. Step 5: Solve for x
   x = 139,627,216.48/13,682.46
6. Step 6: Final answer
   x = 10,204.83