Finding the Fourth Proportional to 35,987.42, 49,662.40 and 19,855.56

Step by Step Solution

1. Step 1: Write the proportion equation
   35,987.42 : 49,662.40 = 19,855.56 : x
2. Step 2: Convert to fraction form
   35,987.42/49,662.40 = 19,855.56/x
3. Step 3: Cross multiply
   35,987.42x = 49,662.40 × 19,855.56
4. Step 4: Simplify right side
   35,987.42x = 986,074,762.94
5. Step 5: Solve for x
   x = 986,074,762.94/35,987.42
6. Step 6: Final answer
   x = 27,400.54