Finding the Fourth Proportional to 42,327.56, 63,495.60 and 11,162.81

Step by Step Solution

1. Step 1: Write the proportion equation
   42,327.56 : 63,495.60 = 11,162.81 : x
2. Step 2: Convert to fraction form
   42,327.56/63,495.60 = 11,162.81/x
3. Step 3: Cross multiply
   42,327.56x = 63,495.60 × 11,162.81
4. Step 4: Simplify right side
   42,327.56x = 708,789,435.51
5. Step 5: Solve for x
   x = 708,789,435.51/42,327.56
6. Step 6: Final answer
   x = 16,745.34