Finding the Third Proportional to 71,020.55 and 154,107.56

Step by Step Solution

1. Step 1: Write the proportion equation
   71,020.55 : 154,107.56 = 154,107.56 : x
2. Step 2: Convert to fraction form
   71,020.55/154,107.56 = 154,107.56/x
3. Step 3: Cross multiply
   71,020.55x = 154,107.56 × 154,107.56
4. Step 4: Simplify right side
   71,020.55x = 23,749,140,819.69
5. Step 5: Solve for x
   x = 23,749,140,819.69/71,020.55
6. Step 6: Final answer
   x = 334,398.17