Finding the Fourth Proportional to 32,193.15, 48,093.89 and 20,856.20

Step by Step Solution

1. Step 1: Write the proportion equation
   32,193.15 : 48,093.89 = 20,856.20 : x
2. Step 2: Convert to fraction form
   32,193.15/48,093.89 = 20,856.20/x
3. Step 3: Cross multiply
   32,193.15x = 48,093.89 × 20,856.20
4. Step 4: Simplify right side
   32,193.15x = 1,003,055,443.87
5. Step 5: Solve for x
   x = 1,003,055,443.87/32,193.15
6. Step 6: Final answer
   x = 31,157.42