Finding the Third Proportional to 155,738 and 234,651

Step by Step Solution

1. Step 1: Write the proportion equation
   155,738 : 234,651 = 234,651 : x
2. Step 2: Convert to fraction form
   155,738/234,651 = 234,651/x
3. Step 3: Cross multiply
   155,738x = 234,651 × 234,651
4. Step 4: Simplify right side
   155,738x = 55,061,091,801
5. Step 5: Solve for x
   x = 55,061,091,801/155,738
6. Step 6: Final answer
   x = 353,549.50