Finding the Fourth Proportional to 10,749.94, 16,123.08 and 4,905.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,749.94 : 16,123.08 = 4,905.18 : x
2. Step 2: Convert to fraction form
   10,749.94/16,123.08 = 4,905.18/x
3. Step 3: Cross multiply
   10,749.94x = 16,123.08 × 4,905.18
4. Step 4: Simplify right side
   10,749.94x = 79,086,609.55
5. Step 5: Solve for x
   x = 79,086,609.55/10,749.94
6. Step 6: Final answer
   x = 7,356.93