Finding the Fourth Proportional to 37,550.94, 51,820.59 and 20,555.10

Step by Step Solution

1. Step 1: Write the proportion equation
   37,550.94 : 51,820.59 = 20,555.10 : x
2. Step 2: Convert to fraction form
   37,550.94/51,820.59 = 20,555.10/x
3. Step 3: Cross multiply
   37,550.94x = 51,820.59 × 20,555.10
4. Step 4: Simplify right side
   37,550.94x = 1,065,177,409.51
5. Step 5: Solve for x
   x = 1,065,177,409.51/37,550.94
6. Step 6: Final answer
   x = 28,366.20