Finding the Fourth Proportional to 49,786.20, 74,556.34 and 37,105.55

Step by Step Solution

1. Step 1: Write the proportion equation
   49,786.20 : 74,556.34 = 37,105.55 : x
2. Step 2: Convert to fraction form
   49,786.20/74,556.34 = 37,105.55/x
3. Step 3: Cross multiply
   49,786.20x = 74,556.34 × 37,105.55
4. Step 4: Simplify right side
   49,786.20x = 2,766,454,001.69
5. Step 5: Solve for x
   x = 2,766,454,001.69/49,786.20
6. Step 6: Final answer
   x = 55,566.68