Finding the Fourth Proportional to 49,123.35, 67,786.56 and 27,898.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,123.35 : 67,786.56 = 27,898.50 : x
2. Step 2: Convert to fraction form
   49,123.35/67,786.56 = 27,898.50/x
3. Step 3: Cross multiply
   49,123.35x = 67,786.56 × 27,898.50
4. Step 4: Simplify right side
   49,123.35x = 1,891,143,344.16
5. Step 5: Solve for x
   x = 1,891,143,344.16/49,123.35
6. Step 6: Final answer
   x = 38,497.85