Finding the Fourth Proportional to 49,849.60, 68,793.28 and 27,188.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,849.60 : 68,793.28 = 27,188.72 : x
2. Step 2: Convert to fraction form
   49,849.60/68,793.28 = 27,188.72/x
3. Step 3: Cross multiply
   49,849.60x = 68,793.28 × 27,188.72
4. Step 4: Simplify right side
   49,849.60x = 1,870,401,227.80
5. Step 5: Solve for x
   x = 1,870,401,227.80/49,849.60
6. Step 6: Final answer
   x = 37,520.89