Finding the Fourth Proportional to 54,365.12, 81,436.32 and 32,111.12

Step by Step Solution

1. Step 1: Write the proportion equation
   54,365.12 : 81,436.32 = 32,111.12 : x
2. Step 2: Convert to fraction form
   54,365.12/81,436.32 = 32,111.12/x
3. Step 3: Cross multiply
   54,365.12x = 81,436.32 × 32,111.12
4. Step 4: Simplify right side
   54,365.12x = 2,615,011,443.88
5. Step 5: Solve for x
   x = 2,615,011,443.88/54,365.12
6. Step 6: Final answer
   x = 48,100.90