Finding the Fourth Proportional to 37,579.27, 51,805.15 and 30,493.39

Step by Step Solution

1. Step 1: Write the proportion equation
   37,579.27 : 51,805.15 = 30,493.39 : x
2. Step 2: Convert to fraction form
   37,579.27/51,805.15 = 30,493.39/x
3. Step 3: Cross multiply
   37,579.27x = 51,805.15 × 30,493.39
4. Step 4: Simplify right side
   37,579.27x = 1,579,714,642.96
5. Step 5: Solve for x
   x = 1,579,714,642.96/37,579.27
6. Step 6: Final answer
   x = 42,036.86