Finding the Fourth Proportional to 71,662.88, 107,494.56 and 21,743.39

Step by Step Solution

1. Step 1: Write the proportion equation
   71,662.88 : 107,494.56 = 21,743.39 : x
2. Step 2: Convert to fraction form
   71,662.88/107,494.56 = 21,743.39/x
3. Step 3: Cross multiply
   71,662.88x = 107,494.56 × 21,743.39
4. Step 4: Simplify right side
   71,662.88x = 2,337,295,603.49
5. Step 5: Solve for x
   x = 2,337,295,603.49/71,662.88
6. Step 6: Final answer
   x = 32,615.15