Finding the Fourth Proportional to 37,947.56, 52,367.58 and 21,180.56

Step by Step Solution

1. Step 1: Write the proportion equation
   37,947.56 : 52,367.58 = 21,180.56 : x
2. Step 2: Convert to fraction form
   37,947.56/52,367.58 = 21,180.56/x
3. Step 3: Cross multiply
   37,947.56x = 52,367.58 × 21,180.56
4. Step 4: Simplify right side
   37,947.56x = 1,109,174,408.41
5. Step 5: Solve for x
   x = 1,109,174,408.41/37,947.56
6. Step 6: Final answer
   x = 29,229.14