Finding the Fourth Proportional to 37,022.56, 55,530.24 and 20,377.12

Step by Step Solution

1. Step 1: Write the proportion equation
   37,022.56 : 55,530.24 = 20,377.12 : x
2. Step 2: Convert to fraction form
   37,022.56/55,530.24 = 20,377.12/x
3. Step 3: Cross multiply
   37,022.56x = 55,530.24 × 20,377.12
4. Step 4: Simplify right side
   37,022.56x = 1,131,546,364.11
5. Step 5: Solve for x
   x = 1,131,546,364.11/37,022.56
6. Step 6: Final answer
   x = 30,563.70