Finding the Third Proportional to 155,971.50 and 341,629.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,971.50 : 341,629.50 = 341,629.50 : x
2. Step 2: Convert to fraction form
   155,971.50/341,629.50 = 341,629.50/x
3. Step 3: Cross multiply
   155,971.50x = 341,629.50 × 341,629.50
4. Step 4: Simplify right side
   155,971.50x = 116,710,715,270.25
5. Step 5: Solve for x
   x = 116,710,715,270.25/155,971.50
6. Step 6: Final answer
   x = 748,282.32