Finding the Fourth Proportional to 37,633.82, 51,934.26 and 20,638.01

Step by Step Solution

1. Step 1: Write the proportion equation
   37,633.82 : 51,934.26 = 20,638.01 : x
2. Step 2: Convert to fraction form
   37,633.82/51,934.26 = 20,638.01/x
3. Step 3: Cross multiply
   37,633.82x = 51,934.26 × 20,638.01
4. Step 4: Simplify right side
   37,633.82x = 1,071,819,692.32
5. Step 5: Solve for x
   x = 1,071,819,692.32/37,633.82
6. Step 6: Final answer
   x = 28,480.23