Finding the Fourth Proportional to 37,308.72, 51,485.94 and 20,541.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,308.72 : 51,485.94 = 20,541.72 : x
2. Step 2: Convert to fraction form
   37,308.72/51,485.94 = 20,541.72/x
3. Step 3: Cross multiply
   37,308.72x = 51,485.94 × 20,541.72
4. Step 4: Simplify right side
   37,308.72x = 1,057,609,763.42
5. Step 5: Solve for x
   x = 1,057,609,763.42/37,308.72
6. Step 6: Final answer
   x = 28,347.52