Finding the Fourth Proportional to 49,286.76, 73,922.22 and 13,749

Step by Step Solution

1. Step 1: Write the proportion equation
   49,286.76 : 73,922.22 = 13,749 : x
2. Step 2: Convert to fraction form
   49,286.76/73,922.22 = 13,749/x
3. Step 3: Cross multiply
   49,286.76x = 73,922.22 × 13,749
4. Step 4: Simplify right side
   49,286.76x = 1,016,356,602.78
5. Step 5: Solve for x
   x = 1,016,356,602.78/49,286.76
6. Step 6: Final answer
   x = 20,621.29