Finding the Fourth Proportional to 37,824.78, 52,149.41 and 30,993.40

Step by Step Solution

1. Step 1: Write the proportion equation
   37,824.78 : 52,149.41 = 30,993.40 : x
2. Step 2: Convert to fraction form
   37,824.78/52,149.41 = 30,993.40/x
3. Step 3: Cross multiply
   37,824.78x = 52,149.41 × 30,993.40
4. Step 4: Simplify right side
   37,824.78x = 1,616,287,393.52
5. Step 5: Solve for x
   x = 1,616,287,393.52/37,824.78
6. Step 6: Final answer
   x = 42,730.92