Finding the Fourth Proportional to 37,443.48, 51,671.01 and 20,448.18

Step by Step Solution

1. Step 1: Write the proportion equation
   37,443.48 : 51,671.01 = 20,448.18 : x
2. Step 2: Convert to fraction form
   37,443.48/51,671.01 = 20,448.18/x
3. Step 3: Cross multiply
   37,443.48x = 51,671.01 × 20,448.18
4. Step 4: Simplify right side
   37,443.48x = 1,056,578,113.26
5. Step 5: Solve for x
   x = 1,056,578,113.26/37,443.48
6. Step 6: Final answer
   x = 28,217.95