Finding the Fourth Proportional to 10,273.55, 14,177.43 and 5,557.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,273.55 : 14,177.43 = 5,557.82 : x
2. Step 2: Convert to fraction form
   10,273.55/14,177.43 = 5,557.82/x
3. Step 3: Cross multiply
   10,273.55x = 14,177.43 × 5,557.82
4. Step 4: Simplify right side
   10,273.55x = 78,795,533.12
5. Step 5: Solve for x
   x = 78,795,533.12/10,273.55
6. Step 6: Final answer
   x = 7,669.75