Finding the Fourth Proportional to 37,327.72, 51,512.25 and 20,560.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,327.72 : 51,512.25 = 20,560.72 : x
2. Step 2: Convert to fraction form
   37,327.72/51,512.25 = 20,560.72/x
3. Step 3: Cross multiply
   37,327.72x = 51,512.25 × 20,560.72
4. Step 4: Simplify right side
   37,327.72x = 1,059,128,948.82
5. Step 5: Solve for x
   x = 1,059,128,948.82/37,327.72
6. Step 6: Final answer
   x = 28,373.79