Finding the Fourth Proportional to 39,856.37, 59,788.61 and 13,562.96

Step by Step Solution

1. Step 1: Write the proportion equation
   39,856.37 : 59,788.61 = 13,562.96 : x
2. Step 2: Convert to fraction form
   39,856.37/59,788.61 = 13,562.96/x
3. Step 3: Cross multiply
   39,856.37x = 59,788.61 × 13,562.96
4. Step 4: Simplify right side
   39,856.37x = 810,910,458.07
5. Step 5: Solve for x
   x = 810,910,458.07/39,856.37
6. Step 6: Final answer
   x = 20,345.82