Finding the Fourth Proportional to 55,310.96, 82,966.72 and 13,757.96

Step by Step Solution

1. Step 1: Write the proportion equation
   55,310.96 : 82,966.72 = 13,757.96 : x
2. Step 2: Convert to fraction form
   55,310.96/82,966.72 = 13,757.96/x
3. Step 3: Cross multiply
   55,310.96x = 82,966.72 × 13,757.96
4. Step 4: Simplify right side
   55,310.96x = 1,141,452,815.09
5. Step 5: Solve for x
   x = 1,141,452,815.09/55,310.96
6. Step 6: Final answer
   x = 20,637.01