Finding the Fourth Proportional to 55,178.21, 82,789.34 and 25,206.59

Step by Step Solution

1. Step 1: Write the proportion equation
   55,178.21 : 82,789.34 = 25,206.59 : x
2. Step 2: Convert to fraction form
   55,178.21/82,789.34 = 25,206.59/x
3. Step 3: Cross multiply
   55,178.21x = 82,789.34 × 25,206.59
4. Step 4: Simplify right side
   55,178.21x = 2,086,837,172.48
5. Step 5: Solve for x
   x = 2,086,837,172.48/55,178.21
6. Step 6: Final answer
   x = 37,819.95