Finding the Fourth Proportional to 21,374.37, 29,504.01 and 14,682.15

Step by Step Solution

1. Step 1: Write the proportion equation
   21,374.37 : 29,504.01 = 14,682.15 : x
2. Step 2: Convert to fraction form
   21,374.37/29,504.01 = 14,682.15/x
3. Step 3: Cross multiply
   21,374.37x = 29,504.01 × 14,682.15
4. Step 4: Simplify right side
   21,374.37x = 433,182,300.42
5. Step 5: Solve for x
   x = 433,182,300.42/21,374.37
6. Step 6: Final answer
   x = 20,266.44