Finding the Third Proportional to 71,554.88 and 105,144.38

Step by Step Solution

1. Step 1: Write the proportion equation
   71,554.88 : 105,144.38 = 105,144.38 : x
2. Step 2: Convert to fraction form
   71,554.88/105,144.38 = 105,144.38/x
3. Step 3: Cross multiply
   71,554.88x = 105,144.38 × 105,144.38
4. Step 4: Simplify right side
   71,554.88x = 11,055,339,594.14
5. Step 5: Solve for x
   x = 11,055,339,594.14/71,554.88
6. Step 6: Final answer
   x = 154,501.56