Finding the Fourth Proportional to 37,185.62, 51,316.22 and 20,189.86

Step by Step Solution

1. Step 1: Write the proportion equation
   37,185.62 : 51,316.22 = 20,189.86 : x
2. Step 2: Convert to fraction form
   37,185.62/51,316.22 = 20,189.86/x
3. Step 3: Cross multiply
   37,185.62x = 51,316.22 × 20,189.86
4. Step 4: Simplify right side
   37,185.62x = 1,036,067,297.53
5. Step 5: Solve for x
   x = 1,036,067,297.53/37,185.62
6. Step 6: Final answer
   x = 27,862.04