Finding the Fourth Proportional to 86,845.50, 119,846.79 and 49,118.94

Step by Step Solution

1. Step 1: Write the proportion equation
   86,845.50 : 119,846.79 = 49,118.94 : x
2. Step 2: Convert to fraction form
   86,845.50/119,846.79 = 49,118.94/x
3. Step 3: Cross multiply
   86,845.50x = 119,846.79 × 49,118.94
4. Step 4: Simplify right side
   86,845.50x = 5,886,747,287.20
5. Step 5: Solve for x
   x = 5,886,747,287.20/86,845.50
6. Step 6: Final answer
   x = 67,784.14