Finding the Fourth Proportional to 37,812.09, 52,181.87 and 20,585.62

Step by Step Solution

1. Step 1: Write the proportion equation
   37,812.09 : 52,181.87 = 20,585.62 : x
2. Step 2: Convert to fraction form
   37,812.09/52,181.87 = 20,585.62/x
3. Step 3: Cross multiply
   37,812.09x = 52,181.87 × 20,585.62
4. Step 4: Simplify right side
   37,812.09x = 1,074,196,078.04
5. Step 5: Solve for x
   x = 1,074,196,078.04/37,812.09
6. Step 6: Final answer
   x = 28,408.80