Finding the Fourth Proportional to 34,674.50, 47,857.30 and 19,770.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,674.50 : 47,857.30 = 19,770.50 : x
2. Step 2: Convert to fraction form
   34,674.50/47,857.30 = 19,770.50/x
3. Step 3: Cross multiply
   34,674.50x = 47,857.30 × 19,770.50
4. Step 4: Simplify right side
   34,674.50x = 946,162,749.65
5. Step 5: Solve for x
   x = 946,162,749.65/34,674.50
6. Step 6: Final answer
   x = 27,286.99