Finding the Third Proportional to 174,340 and 245,510

Step by Step Solution

1. Step 1: Write the proportion equation
   174,340 : 245,510 = 245,510 : x
2. Step 2: Convert to fraction form
   174,340/245,510 = 245,510/x
3. Step 3: Cross multiply
   174,340x = 245,510 × 245,510
4. Step 4: Simplify right side
   174,340x = 60,275,160,100
5. Step 5: Solve for x
   x = 60,275,160,100/174,340
6. Step 6: Final answer
   x = 345,733.40