Finding the Third Proportional to 674,104.50 and 1,431,315

Step by Step Solution

1. Step 1: Write the proportion equation
   674,104.50 : 1,431,315 = 1,431,315 : x
2. Step 2: Convert to fraction form
   674,104.50/1,431,315 = 1,431,315/x
3. Step 3: Cross multiply
   674,104.50x = 1,431,315 × 1,431,315
4. Step 4: Simplify right side
   674,104.50x = 2,048,662,629,225
5. Step 5: Solve for x
   x = 2,048,662,629,225/674,104.50
6. Step 6: Final answer
   x = 3,039,087.60