Finding the Fourth Proportional to 37,665.27, 51,979.46 and 20,670.03

Step by Step Solution

1. Step 1: Write the proportion equation
   37,665.27 : 51,979.46 = 20,670.03 : x
2. Step 2: Convert to fraction form
   37,665.27/51,979.46 = 20,670.03/x
3. Step 3: Cross multiply
   37,665.27x = 51,979.46 × 20,670.03
4. Step 4: Simplify right side
   37,665.27x = 1,074,417,134.12
5. Step 5: Solve for x
   x = 1,074,417,134.12/37,665.27
6. Step 6: Final answer
   x = 28,525.41