Finding the Fourth Proportional to 22,390.57, 30,900.50 and 14,823.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,390.57 : 30,900.50 = 14,823.82 : x
2. Step 2: Convert to fraction form
   22,390.57/30,900.50 = 14,823.82/x
3. Step 3: Cross multiply
   22,390.57x = 30,900.50 × 14,823.82
4. Step 4: Simplify right side
   22,390.57x = 458,063,449.91
5. Step 5: Solve for x
   x = 458,063,449.91/22,390.57
6. Step 6: Final answer
   x = 20,457.87