Finding the Third Proportional to 174,314 and 245,470

Step by Step Solution

1. Step 1: Write the proportion equation
   174,314 : 245,470 = 245,470 : x
2. Step 2: Convert to fraction form
   174,314/245,470 = 245,470/x
3. Step 3: Cross multiply
   174,314x = 245,470 × 245,470
4. Step 4: Simplify right side
   174,314x = 60,255,520,900
5. Step 5: Solve for x
   x = 60,255,520,900/174,314
6. Step 6: Final answer
   x = 345,672.30