Finding the Fourth Proportional to 37,185.73, 51,316.69 and 20,190.13

Step by Step Solution

1. Step 1: Write the proportion equation
   37,185.73 : 51,316.69 = 20,190.13 : x
2. Step 2: Convert to fraction form
   37,185.73/51,316.69 = 20,190.13/x
3. Step 3: Cross multiply
   37,185.73x = 51,316.69 × 20,190.13
4. Step 4: Simplify right side
   37,185.73x = 1,036,090,642.27
5. Step 5: Solve for x
   x = 1,036,090,642.27/37,185.73
6. Step 6: Final answer
   x = 27,862.59