Finding the Fourth Proportional to 55,540.73, 76,597.76 and 39,376.10

Step by Step Solution

1. Step 1: Write the proportion equation
   55,540.73 : 76,597.76 = 39,376.10 : x
2. Step 2: Convert to fraction form
   55,540.73/76,597.76 = 39,376.10/x
3. Step 3: Cross multiply
   55,540.73x = 76,597.76 × 39,376.10
4. Step 4: Simplify right side
   55,540.73x = 3,016,120,477.67
5. Step 5: Solve for x
   x = 3,016,120,477.67/55,540.73
6. Step 6: Final answer
   x = 54,304.67