Finding the Fourth Proportional to 55,646.33, 76,818.53 and 31,768.39

Step by Step Solution

1. Step 1: Write the proportion equation
   55,646.33 : 76,818.53 = 31,768.39 : x
2. Step 2: Convert to fraction form
   55,646.33/76,818.53 = 31,768.39/x
3. Step 3: Cross multiply
   55,646.33x = 76,818.53 × 31,768.39
4. Step 4: Simplify right side
   55,646.33x = 2,440,400,584.91
5. Step 5: Solve for x
   x = 2,440,400,584.91/55,646.33
6. Step 6: Final answer
   x = 43,855.56