Finding the Fourth Proportional to 37,459.69, 51,694.55 and 20,464.18

Step by Step Solution

1. Step 1: Write the proportion equation
   37,459.69 : 51,694.55 = 20,464.18 : x
2. Step 2: Convert to fraction form
   37,459.69/51,694.55 = 20,464.18/x
3. Step 3: Cross multiply
   37,459.69x = 51,694.55 × 20,464.18
4. Step 4: Simplify right side
   37,459.69x = 1,057,886,215.43
5. Step 5: Solve for x
   x = 1,057,886,215.43/37,459.69
6. Step 6: Final answer
   x = 28,240.66