Finding the Fourth Proportional to 37,858.69, 56,804.43 and 20,308.01

Step by Step Solution

1. Step 1: Write the proportion equation
   37,858.69 : 56,804.43 = 20,308.01 : x
2. Step 2: Convert to fraction form
   37,858.69/56,804.43 = 20,308.01/x
3. Step 3: Cross multiply
   37,858.69x = 56,804.43 × 20,308.01
4. Step 4: Simplify right side
   37,858.69x = 1,153,585,074.50
5. Step 5: Solve for x
   x = 1,153,585,074.50/37,858.69
6. Step 6: Final answer
   x = 30,470.82