Finding the Fourth Proportional to 21,807.40, 30,097.02 and 14,733.40

Step by Step Solution

1. Step 1: Write the proportion equation
   21,807.40 : 30,097.02 = 14,733.40 : x
2. Step 2: Convert to fraction form
   21,807.40/30,097.02 = 14,733.40/x
3. Step 3: Cross multiply
   21,807.40x = 30,097.02 × 14,733.40
4. Step 4: Simplify right side
   21,807.40x = 443,431,434.47
5. Step 5: Solve for x
   x = 443,431,434.47/21,807.40
6. Step 6: Final answer
   x = 20,333.99