Finding the Third Proportional to 71,401.50 and 154,507.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,401.50 : 154,507.50 = 154,507.50 : x
2. Step 2: Convert to fraction form
   71,401.50/154,507.50 = 154,507.50/x
3. Step 3: Cross multiply
   71,401.50x = 154,507.50 × 154,507.50
4. Step 4: Simplify right side
   71,401.50x = 23,872,567,556.25
5. Step 5: Solve for x
   x = 23,872,567,556.25/71,401.50
6. Step 6: Final answer
   x = 334,342.66