Finding the Fourth Proportional to 14,557.89, 21,821.27 and 7,530.83

Step by Step Solution

1. Step 1: Write the proportion equation
   14,557.89 : 21,821.27 = 7,530.83 : x
2. Step 2: Convert to fraction form
   14,557.89/21,821.27 = 7,530.83/x
3. Step 3: Cross multiply
   14,557.89x = 21,821.27 × 7,530.83
4. Step 4: Simplify right side
   14,557.89x = 164,332,291.65
5. Step 5: Solve for x
   x = 164,332,291.65/14,557.89
6. Step 6: Final answer
   x = 11,288.19