Finding the Fourth Proportional to 55,556.88, 76,667.88 and 31,682.94

Step by Step Solution

1. Step 1: Write the proportion equation
   55,556.88 : 76,667.88 = 31,682.94 : x
2. Step 2: Convert to fraction form
   55,556.88/76,667.88 = 31,682.94/x
3. Step 3: Cross multiply
   55,556.88x = 76,667.88 × 31,682.94
4. Step 4: Simplify right side
   55,556.88x = 2,429,063,841.97
5. Step 5: Solve for x
   x = 2,429,063,841.97/55,556.88
6. Step 6: Final answer
   x = 43,722.11