Finding the Fourth Proportional to 55,018.96, 82,527.52 and 17,578.76

Step by Step Solution

1. Step 1: Write the proportion equation
   55,018.96 : 82,527.52 = 17,578.76 : x
2. Step 2: Convert to fraction form
   55,018.96/82,527.52 = 17,578.76/x
3. Step 3: Cross multiply
   55,018.96x = 82,527.52 × 17,578.76
4. Step 4: Simplify right side
   55,018.96x = 1,450,731,467.48
5. Step 5: Solve for x
   x = 1,450,731,467.48/55,018.96
6. Step 6: Final answer
   x = 26,367.85