Finding the Third Proportional to 71,487.56 and 154,743.54

Step by Step Solution

1. Step 1: Write the proportion equation
   71,487.56 : 154,743.54 = 154,743.54 : x
2. Step 2: Convert to fraction form
   71,487.56/154,743.54 = 154,743.54/x
3. Step 3: Cross multiply
   71,487.56x = 154,743.54 × 154,743.54
4. Step 4: Simplify right side
   71,487.56x = 23,945,562,881.59
5. Step 5: Solve for x
   x = 23,945,562,881.59/71,487.56
6. Step 6: Final answer
   x = 334,961.24