Finding the Fourth Proportional to 37,075.50, 51,164.19 and 20,308.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,075.50 : 51,164.19 = 20,308.50 : x
2. Step 2: Convert to fraction form
   37,075.50/51,164.19 = 20,308.50/x
3. Step 3: Cross multiply
   37,075.50x = 51,164.19 × 20,308.50
4. Step 4: Simplify right side
   37,075.50x = 1,039,067,952.62
5. Step 5: Solve for x
   x = 1,039,067,952.62/37,075.50
6. Step 6: Final answer
   x = 28,025.73