Finding the Fourth Proportional to 55,087.68, 82,520.64 and 25,464.72

Step by Step Solution

1. Step 1: Write the proportion equation
   55,087.68 : 82,520.64 = 25,464.72 : x
2. Step 2: Convert to fraction form
   55,087.68/82,520.64 = 25,464.72/x
3. Step 3: Cross multiply
   55,087.68x = 82,520.64 × 25,464.72
4. Step 4: Simplify right side
   55,087.68x = 2,101,364,991.82
5. Step 5: Solve for x
   x = 2,101,364,991.82/55,087.68
6. Step 6: Final answer
   x = 38,145.82