Finding the Third Proportional to 155,501 and 234,872

Step by Step Solution

1. Step 1: Write the proportion equation
   155,501 : 234,872 = 234,872 : x
2. Step 2: Convert to fraction form
   155,501/234,872 = 234,872/x
3. Step 3: Cross multiply
   155,501x = 234,872 × 234,872
4. Step 4: Simplify right side
   155,501x = 55,164,856,384
5. Step 5: Solve for x
   x = 55,164,856,384/155,501
6. Step 6: Final answer
   x = 354,755.64