Finding the Fourth Proportional to 14,514.89, 21,771.86 and 4,126.64

Step by Step Solution

1. Step 1: Write the proportion equation
   14,514.89 : 21,771.86 = 4,126.64 : x
2. Step 2: Convert to fraction form
   14,514.89/21,771.86 = 4,126.64/x
3. Step 3: Cross multiply
   14,514.89x = 21,771.86 × 4,126.64
4. Step 4: Simplify right side
   14,514.89x = 89,844,498.86
5. Step 5: Solve for x
   x = 89,844,498.86/14,514.89
6. Step 6: Final answer
   x = 6,189.82