Finding the Fourth Proportional to 37,404.75, 51,619.64 and 20,638.83

Step by Step Solution

1. Step 1: Write the proportion equation
   37,404.75 : 51,619.64 = 20,638.83 : x
2. Step 2: Convert to fraction form
   37,404.75/51,619.64 = 20,638.83/x
3. Step 3: Cross multiply
   37,404.75x = 51,619.64 × 20,638.83
4. Step 4: Simplify right side
   37,404.75x = 1,065,368,871.43
5. Step 5: Solve for x
   x = 1,065,368,871.43/37,404.75
6. Step 6: Final answer
   x = 28,482.18