Finding the Fourth Proportional to 55,553.92, 76,584.72 and 39,610.72

Step by Step Solution

1. Step 1: Write the proportion equation
   55,553.92 : 76,584.72 = 39,610.72 : x
2. Step 2: Convert to fraction form
   55,553.92/76,584.72 = 39,610.72/x
3. Step 3: Cross multiply
   55,553.92x = 76,584.72 × 39,610.72
4. Step 4: Simplify right side
   55,553.92x = 3,033,575,900.20
5. Step 5: Solve for x
   x = 3,033,575,900.20/55,553.92
6. Step 6: Final answer
   x = 54,605.97