Finding the Fourth Proportional to 35,685.50, 49,244.90 and 19,769.67

Step by Step Solution

1. Step 1: Write the proportion equation
   35,685.50 : 49,244.90 = 19,769.67 : x
2. Step 2: Convert to fraction form
   35,685.50/49,244.90 = 19,769.67/x
3. Step 3: Cross multiply
   35,685.50x = 49,244.90 × 19,769.67
4. Step 4: Simplify right side
   35,685.50x = 973,555,323.33
5. Step 5: Solve for x
   x = 973,555,323.33/35,685.50
6. Step 6: Final answer
   x = 27,281.54