Finding the Fourth Proportional to 14,636.43, 21,950.73 and 4,105.86

Step by Step Solution

1. Step 1: Write the proportion equation
   14,636.43 : 21,950.73 = 4,105.86 : x
2. Step 2: Convert to fraction form
   14,636.43/21,950.73 = 4,105.86/x
3. Step 3: Cross multiply
   14,636.43x = 21,950.73 × 4,105.86
4. Step 4: Simplify right side
   14,636.43x = 90,126,624.28
5. Step 5: Solve for x
   x = 90,126,624.28/14,636.43
6. Step 6: Final answer
   x = 6,157.69