Finding the Fourth Proportional to 81,273.24, 112,146.84 and 49,009.50

Step by Step Solution

1. Step 1: Write the proportion equation
   81,273.24 : 112,146.84 = 49,009.50 : x
2. Step 2: Convert to fraction form
   81,273.24/112,146.84 = 49,009.50/x
3. Step 3: Cross multiply
   81,273.24x = 112,146.84 × 49,009.50
4. Step 4: Simplify right side
   81,273.24x = 5,496,260,554.98
5. Step 5: Solve for x
   x = 5,496,260,554.98/81,273.24
6. Step 6: Final answer
   x = 67,626.94