Finding the Fourth Proportional to 11,853.31, 16,360.83 and 7,374.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,853.31 : 16,360.83 = 7,374.39 : x
2. Step 2: Convert to fraction form
   11,853.31/16,360.83 = 7,374.39/x
3. Step 3: Cross multiply
   11,853.31x = 16,360.83 × 7,374.39
4. Step 4: Simplify right side
   11,853.31x = 120,651,104.27
5. Step 5: Solve for x
   x = 120,651,104.27/11,853.31
6. Step 6: Final answer
   x = 10,178.68