Finding the Third Proportional to 155,845.50 and 340,851

Step by Step Solution

1. Step 1: Write the proportion equation
   155,845.50 : 340,851 = 340,851 : x
2. Step 2: Convert to fraction form
   155,845.50/340,851 = 340,851/x
3. Step 3: Cross multiply
   155,845.50x = 340,851 × 340,851
4. Step 4: Simplify right side
   155,845.50x = 116,179,404,201
5. Step 5: Solve for x
   x = 116,179,404,201/155,845.50
6. Step 6: Final answer
   x = 745,478.08