Finding the Fourth Proportional to 10,020.25, 13,827.89 and 5,543.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,020.25 : 13,827.89 = 5,543.73 : x
2. Step 2: Convert to fraction form
   10,020.25/13,827.89 = 5,543.73/x
3. Step 3: Cross multiply
   10,020.25x = 13,827.89 × 5,543.73
4. Step 4: Simplify right side
   10,020.25x = 76,658,060.91
5. Step 5: Solve for x
   x = 76,658,060.91/10,020.25
6. Step 6: Final answer
   x = 7,650.32