Finding the Fourth Proportional to 49,089.35, 73,638.25 and 13,550.67

Step by Step Solution

1. Step 1: Write the proportion equation
   49,089.35 : 73,638.25 = 13,550.67 : x
2. Step 2: Convert to fraction form
   49,089.35/73,638.25 = 13,550.67/x
3. Step 3: Cross multiply
   49,089.35x = 73,638.25 × 13,550.67
4. Step 4: Simplify right side
   49,089.35x = 997,847,591.25
5. Step 5: Solve for x
   x = 997,847,591.25/49,089.35
6. Step 6: Final answer
   x = 20,327.17