Finding the Fourth Proportional to 37,410.50, 51,626.49 and 20,643.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,410.50 : 51,626.49 = 20,643.50 : x
2. Step 2: Convert to fraction form
   37,410.50/51,626.49 = 20,643.50/x
3. Step 3: Cross multiply
   37,410.50x = 51,626.49 × 20,643.50
4. Step 4: Simplify right side
   37,410.50x = 1,065,751,446.32
5. Step 5: Solve for x
   x = 1,065,751,446.32/37,410.50
6. Step 6: Final answer
   x = 28,488.03