Finding the Third Proportional to 176,273 and 268,540.50

Step by Step Solution

1. Step 1: Write the proportion equation
   176,273 : 268,540.50 = 268,540.50 : x
2. Step 2: Convert to fraction form
   176,273/268,540.50 = 268,540.50/x
3. Step 3: Cross multiply
   176,273x = 268,540.50 × 268,540.50
4. Step 4: Simplify right side
   176,273x = 72,114,000,140.25
5. Step 5: Solve for x
   x = 72,114,000,140.25/176,273
6. Step 6: Final answer
   x = 409,104.06