Finding the Fourth Proportional to 21,833.65, 30,141.32 and 14,796.98

Step by Step Solution

1. Step 1: Write the proportion equation
   21,833.65 : 30,141.32 = 14,796.98 : x
2. Step 2: Convert to fraction form
   21,833.65/30,141.32 = 14,796.98/x
3. Step 3: Cross multiply
   21,833.65x = 30,141.32 × 14,796.98
4. Step 4: Simplify right side
   21,833.65x = 446,000,397.55
5. Step 5: Solve for x
   x = 446,000,397.55/21,833.65
6. Step 6: Final answer
   x = 20,427.20