Finding the Third Proportional to 434,277 and 671,100.75

Step by Step Solution

1. Step 1: Write the proportion equation
   434,277 : 671,100.75 = 671,100.75 : x
2. Step 2: Convert to fraction form
   434,277/671,100.75 = 671,100.75/x
3. Step 3: Cross multiply
   434,277x = 671,100.75 × 671,100.75
4. Step 4: Simplify right side
   434,277x = 450,376,216,650.56
5. Step 5: Solve for x
   x = 450,376,216,650.56/434,277
6. Step 6: Final answer
   x = 1,037,071.31