Finding the Third Proportional to 174,222 and 245,350

Step by Step Solution

1. Step 1: Write the proportion equation
   174,222 : 245,350 = 245,350 : x
2. Step 2: Convert to fraction form
   174,222/245,350 = 245,350/x
3. Step 3: Cross multiply
   174,222x = 245,350 × 245,350
4. Step 4: Simplify right side
   174,222x = 60,196,622,500
5. Step 5: Solve for x
   x = 60,196,622,500/174,222
6. Step 6: Final answer
   x = 345,516.77