Finding the Fourth Proportional to 37,281.50, 51,448.47 and 20,514.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,281.50 : 51,448.47 = 20,514.50 : x
2. Step 2: Convert to fraction form
   37,281.50/51,448.47 = 20,514.50/x
3. Step 3: Cross multiply
   37,281.50x = 51,448.47 × 20,514.50
4. Step 4: Simplify right side
   37,281.50x = 1,055,439,637.82
5. Step 5: Solve for x
   x = 1,055,439,637.82/37,281.50
6. Step 6: Final answer
   x = 28,310.01