Finding the Fourth Proportional to 73,081.46, 100,796.56 and 50,458.30

Step by Step Solution

1. Step 1: Write the proportion equation
   73,081.46 : 100,796.56 = 50,458.30 : x
2. Step 2: Convert to fraction form
   73,081.46/100,796.56 = 50,458.30/x
3. Step 3: Cross multiply
   73,081.46x = 100,796.56 × 50,458.30
4. Step 4: Simplify right side
   73,081.46x = 5,086,022,685.31
5. Step 5: Solve for x
   x = 5,086,022,685.31/73,081.46
6. Step 6: Final answer
   x = 69,593.88