Finding the Fourth Proportional to 10,273.19, 14,176.99 and 5,557.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,273.19 : 14,176.99 = 5,557.48 : x
2. Step 2: Convert to fraction form
   10,273.19/14,176.99 = 5,557.48/x
3. Step 3: Cross multiply
   10,273.19x = 14,176.99 × 5,557.48
4. Step 4: Simplify right side
   10,273.19x = 78,788,338.39
5. Step 5: Solve for x
   x = 78,788,338.39/10,273.19
6. Step 6: Final answer
   x = 7,669.32