Finding the Fourth Proportional to 55,193.32, 82,365.83 and 49,288.12

Step by Step Solution

1. Step 1: Write the proportion equation
   55,193.32 : 82,365.83 = 49,288.12 : x
2. Step 2: Convert to fraction form
   55,193.32/82,365.83 = 49,288.12/x
3. Step 3: Cross multiply
   55,193.32x = 82,365.83 × 49,288.12
4. Step 4: Simplify right side
   55,193.32x = 4,059,656,912.94
5. Step 5: Solve for x
   x = 4,059,656,912.94/55,193.32
6. Step 6: Final answer
   x = 73,553.41