Finding the Third Proportional to 71,460 and 154,219.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,460 : 154,219.50 = 154,219.50 : x
2. Step 2: Convert to fraction form
   71,460/154,219.50 = 154,219.50/x
3. Step 3: Cross multiply
   71,460x = 154,219.50 × 154,219.50
4. Step 4: Simplify right side
   71,460x = 23,783,654,180.25
5. Step 5: Solve for x
   x = 23,783,654,180.25/71,460
6. Step 6: Final answer
   x = 332,824.72