Finding the Fourth Proportional to 37,845.50, 52,228.41 and 21,078.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,845.50 : 52,228.41 = 21,078.50 : x
2. Step 2: Convert to fraction form
   37,845.50/52,228.41 = 21,078.50/x
3. Step 3: Cross multiply
   37,845.50x = 52,228.41 × 21,078.50
4. Step 4: Simplify right side
   37,845.50x = 1,100,896,540.19
5. Step 5: Solve for x
   x = 1,100,896,540.19/37,845.50
6. Step 6: Final answer
   x = 29,089.23