Finding the Fourth Proportional to 49,105.70, 73,601.40 and 28,060.48

Step by Step Solution

1. Step 1: Write the proportion equation
   49,105.70 : 73,601.40 = 28,060.48 : x
2. Step 2: Convert to fraction form
   49,105.70/73,601.40 = 28,060.48/x
3. Step 3: Cross multiply
   49,105.70x = 73,601.40 × 28,060.48
4. Step 4: Simplify right side
   49,105.70x = 2,065,290,612.67
5. Step 5: Solve for x
   x = 2,065,290,612.67/49,105.70
6. Step 6: Final answer
   x = 42,058.06