Finding the Fourth Proportional to 35,769.56, 49,362 and 19,855.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,769.56 : 49,362 = 19,855.50 : x
2. Step 2: Convert to fraction form
   35,769.56/49,362 = 19,855.50/x
3. Step 3: Cross multiply
   35,769.56x = 49,362 × 19,855.50
4. Step 4: Simplify right side
   35,769.56x = 980,107,191
5. Step 5: Solve for x
   x = 980,107,191/35,769.56
6. Step 6: Final answer
   x = 27,400.59