Finding the Fourth Proportional to 49,105.30, 73,600.82 and 28,060.09

Step by Step Solution

1. Step 1: Write the proportion equation
   49,105.30 : 73,600.82 = 28,060.09 : x
2. Step 2: Convert to fraction form
   49,105.30/73,600.82 = 28,060.09/x
3. Step 3: Cross multiply
   49,105.30x = 73,600.82 × 28,060.09
4. Step 4: Simplify right side
   49,105.30x = 2,065,245,633.27
5. Step 5: Solve for x
   x = 2,065,245,633.27/49,105.30
6. Step 6: Final answer
   x = 42,057.49