Finding the Fourth Proportional to 14,164.82, 21,236.86 and 7,141.37

Step by Step Solution

1. Step 1: Write the proportion equation
   14,164.82 : 21,236.86 = 7,141.37 : x
2. Step 2: Convert to fraction form
   14,164.82/21,236.86 = 7,141.37/x
3. Step 3: Cross multiply
   14,164.82x = 21,236.86 × 7,141.37
4. Step 4: Simplify right side
   14,164.82x = 151,660,177.64
5. Step 5: Solve for x
   x = 151,660,177.64/14,164.82
6. Step 6: Final answer
   x = 10,706.82