Finding the Fourth Proportional to 103,851.42, 155,843.37 and 37,290.12

Step by Step Solution

1. Step 1: Write the proportion equation
   103,851.42 : 155,843.37 = 37,290.12 : x
2. Step 2: Convert to fraction form
   103,851.42/155,843.37 = 37,290.12/x
3. Step 3: Cross multiply
   103,851.42x = 155,843.37 × 37,290.12
4. Step 4: Simplify right side
   103,851.42x = 5,811,417,968.50
5. Step 5: Solve for x
   x = 5,811,417,968.50/103,851.42
6. Step 6: Final answer
   x = 55,958.96