Finding the Fourth Proportional to 37,643.41, 51,948.17 and 20,877.49

Step by Step Solution

1. Step 1: Write the proportion equation
   37,643.41 : 51,948.17 = 20,877.49 : x
2. Step 2: Convert to fraction form
   37,643.41/51,948.17 = 20,877.49/x
3. Step 3: Cross multiply
   37,643.41x = 51,948.17 × 20,877.49
4. Step 4: Simplify right side
   37,643.41x = 1,084,547,399.69
5. Step 5: Solve for x
   x = 1,084,547,399.69/37,643.41
6. Step 6: Final answer
   x = 28,811.08