Finding the Fourth Proportional to 10,273.89, 14,177.94 and 5,558.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,273.89 : 14,177.94 = 5,558.16 : x
2. Step 2: Convert to fraction form
   10,273.89/14,177.94 = 5,558.16/x
3. Step 3: Cross multiply
   10,273.89x = 14,177.94 × 5,558.16
4. Step 4: Simplify right side
   10,273.89x = 78,803,258.99
5. Step 5: Solve for x
   x = 78,803,258.99/10,273.89
6. Step 6: Final answer
   x = 7,670.25