Finding the Fourth Proportional to 37,940.74, 52,343.49 and 22,019.38

Step by Step Solution

1. Step 1: Write the proportion equation
   37,940.74 : 52,343.49 = 22,019.38 : x
2. Step 2: Convert to fraction form
   37,940.74/52,343.49 = 22,019.38/x
3. Step 3: Cross multiply
   37,940.74x = 52,343.49 × 22,019.38
4. Step 4: Simplify right side
   37,940.74x = 1,152,571,196.84
5. Step 5: Solve for x
   x = 1,152,571,196.84/37,940.74
6. Step 6: Final answer
   x = 30,378.19