Finding the Fourth Proportional to 37,255.79, 51,411.96 and 20,488.79

Step by Step Solution

1. Step 1: Write the proportion equation
   37,255.79 : 51,411.96 = 20,488.79 : x
2. Step 2: Convert to fraction form
   37,255.79/51,411.96 = 20,488.79/x
3. Step 3: Cross multiply
   37,255.79x = 51,411.96 × 20,488.79
4. Step 4: Simplify right side
   37,255.79x = 1,053,368,851.93
5. Step 5: Solve for x
   x = 1,053,368,851.93/37,255.79
6. Step 6: Final answer
   x = 28,273.96