Finding the Third Proportional to 43,654.57 and 71,359.42

Step by Step Solution

1. Step 1: Write the proportion equation
   43,654.57 : 71,359.42 = 71,359.42 : x
2. Step 2: Convert to fraction form
   43,654.57/71,359.42 = 71,359.42/x
3. Step 3: Cross multiply
   43,654.57x = 71,359.42 × 71,359.42
4. Step 4: Simplify right side
   43,654.57x = 5,092,166,532.84
5. Step 5: Solve for x
   x = 5,092,166,532.84/43,654.57
6. Step 6: Final answer
   x = 116,646.81