Finding the Fourth Proportional to 14,530.30, 21,811.86 and 5,771.36

Step by Step Solution

1. Step 1: Write the proportion equation
   14,530.30 : 21,811.86 = 5,771.36 : x
2. Step 2: Convert to fraction form
   14,530.30/21,811.86 = 5,771.36/x
3. Step 3: Cross multiply
   14,530.30x = 21,811.86 × 5,771.36
4. Step 4: Simplify right side
   14,530.30x = 125,884,150.86
5. Step 5: Solve for x
   x = 125,884,150.86/14,530.30
6. Step 6: Final answer
   x = 8,663.56