Finding the Fourth Proportional to 37,585.94, 56,329.94 and 20,945.30

Step by Step Solution

1. Step 1: Write the proportion equation
   37,585.94 : 56,329.94 = 20,945.30 : x
2. Step 2: Convert to fraction form
   37,585.94/56,329.94 = 20,945.30/x
3. Step 3: Cross multiply
   37,585.94x = 56,329.94 × 20,945.30
4. Step 4: Simplify right side
   37,585.94x = 1,179,847,492.28
5. Step 5: Solve for x
   x = 1,179,847,492.28/37,585.94
6. Step 6: Final answer
   x = 31,390.66