Finding the Fourth Proportional to 21,627, 29,824.71 and 14,064.67

Step by Step Solution

1. Step 1: Write the proportion equation
   21,627 : 29,824.71 = 14,064.67 : x
2. Step 2: Convert to fraction form
   21,627/29,824.71 = 14,064.67/x
3. Step 3: Cross multiply
   21,627x = 29,824.71 × 14,064.67
4. Step 4: Simplify right side
   21,627x = 419,474,688.53
5. Step 5: Solve for x
   x = 419,474,688.53/21,627
6. Step 6: Final answer
   x = 19,395.88