Finding the Fourth Proportional to 37,845.56, 52,226.88 and 21,078.56

Step by Step Solution

1. Step 1: Write the proportion equation
   37,845.56 : 52,226.88 = 21,078.56 : x
2. Step 2: Convert to fraction form
   37,845.56/52,226.88 = 21,078.56/x
3. Step 3: Cross multiply
   37,845.56x = 52,226.88 × 21,078.56
4. Step 4: Simplify right side
   37,845.56x = 1,100,867,475.22
5. Step 5: Solve for x
   x = 1,100,867,475.22/37,845.56
6. Step 6: Final answer
   x = 29,088.42