Finding the Third Proportional to 155,931 and 341,010.75

Step by Step Solution

1. Step 1: Write the proportion equation
   155,931 : 341,010.75 = 341,010.75 : x
2. Step 2: Convert to fraction form
   155,931/341,010.75 = 341,010.75/x
3. Step 3: Cross multiply
   155,931x = 341,010.75 × 341,010.75
4. Step 4: Simplify right side
   155,931x = 116,288,331,615.56
5. Step 5: Solve for x
   x = 116,288,331,615.56/155,931
6. Step 6: Final answer
   x = 745,767.88