Finding the Fourth Proportional to 22,339.40, 30,835.28 and 14,381.63

Step by Step Solution

1. Step 1: Write the proportion equation
   22,339.40 : 30,835.28 = 14,381.63 : x
2. Step 2: Convert to fraction form
   22,339.40/30,835.28 = 14,381.63/x
3. Step 3: Cross multiply
   22,339.40x = 30,835.28 × 14,381.63
4. Step 4: Simplify right side
   22,339.40x = 443,461,498.59
5. Step 5: Solve for x
   x = 443,461,498.59/22,339.40
6. Step 6: Final answer
   x = 19,851.10