Finding the Fourth Proportional to 10,273.77, 14,177.82 and 5,558.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,273.77 : 14,177.82 = 5,558.05 : x
2. Step 2: Convert to fraction form
   10,273.77/14,177.82 = 5,558.05/x
3. Step 3: Cross multiply
   10,273.77x = 14,177.82 × 5,558.05
4. Step 4: Simplify right side
   10,273.77x = 78,801,032.45
5. Step 5: Solve for x
   x = 78,801,032.45/10,273.77
6. Step 6: Final answer
   x = 7,670.12