Finding the Third Proportional to 155,554.50 and 341,241

Step by Step Solution

1. Step 1: Write the proportion equation
   155,554.50 : 341,241 = 341,241 : x
2. Step 2: Convert to fraction form
   155,554.50/341,241 = 341,241/x
3. Step 3: Cross multiply
   155,554.50x = 341,241 × 341,241
4. Step 4: Simplify right side
   155,554.50x = 116,445,420,081
5. Step 5: Solve for x
   x = 116,445,420,081/155,554.50
6. Step 6: Final answer
   x = 748,582.78