Finding the Fourth Proportional to 37,878.12, 52,271.46 and 20,882.03

Step by Step Solution

1. Step 1: Write the proportion equation
   37,878.12 : 52,271.46 = 20,882.03 : x
2. Step 2: Convert to fraction form
   37,878.12/52,271.46 = 20,882.03/x
3. Step 3: Cross multiply
   37,878.12x = 52,271.46 × 20,882.03
4. Step 4: Simplify right side
   37,878.12x = 1,091,533,934.51
5. Step 5: Solve for x
   x = 1,091,533,934.51/37,878.12
6. Step 6: Final answer
   x = 28,817.00