Finding the Fourth Proportional to 37,078.36, 51,167.56 and 21,162.40

Step by Step Solution

1. Step 1: Write the proportion equation
   37,078.36 : 51,167.56 = 21,162.40 : x
2. Step 2: Convert to fraction form
   37,078.36/51,167.56 = 21,162.40/x
3. Step 3: Cross multiply
   37,078.36x = 51,167.56 × 21,162.40
4. Step 4: Simplify right side
   37,078.36x = 1,082,828,371.74
5. Step 5: Solve for x
   x = 1,082,828,371.74/37,078.36
6. Step 6: Final answer
   x = 29,203.78