Finding the Fourth Proportional to 37,514.56, 51,768.40 and 20,518.56

Step by Step Solution

1. Step 1: Write the proportion equation
   37,514.56 : 51,768.40 = 20,518.56 : x
2. Step 2: Convert to fraction form
   37,514.56/51,768.40 = 20,518.56/x
3. Step 3: Cross multiply
   37,514.56x = 51,768.40 × 20,518.56
4. Step 4: Simplify right side
   37,514.56x = 1,062,213,021.50
5. Step 5: Solve for x
   x = 1,062,213,021.50/37,514.56
6. Step 6: Final answer
   x = 28,314.69