Finding the Fourth Proportional to 71,662.90, 107,494.58 and 21,743.41

Step by Step Solution

1. Step 1: Write the proportion equation
   71,662.90 : 107,494.58 = 21,743.41 : x
2. Step 2: Convert to fraction form
   71,662.90/107,494.58 = 21,743.41/x
3. Step 3: Cross multiply
   71,662.90x = 107,494.58 × 21,743.41
4. Step 4: Simplify right side
   71,662.90x = 2,337,298,725.72
5. Step 5: Solve for x
   x = 2,337,298,725.72/71,662.90
6. Step 6: Final answer
   x = 32,615.18