Finding the Third Proportional to 155,971.50 and 341,028.75

Step by Step Solution

1. Step 1: Write the proportion equation
   155,971.50 : 341,028.75 = 341,028.75 : x
2. Step 2: Convert to fraction form
   155,971.50/341,028.75 = 341,028.75/x
3. Step 3: Cross multiply
   155,971.50x = 341,028.75 × 341,028.75
4. Step 4: Simplify right side
   155,971.50x = 116,300,608,326.56
5. Step 5: Solve for x
   x = 116,300,608,326.56/155,971.50
6. Step 6: Final answer
   x = 745,652.95