Finding the Third Proportional to 674,124 and 1,431,354

Step by Step Solution

1. Step 1: Write the proportion equation
   674,124 : 1,431,354 = 1,431,354 : x
2. Step 2: Convert to fraction form
   674,124/1,431,354 = 1,431,354/x
3. Step 3: Cross multiply
   674,124x = 1,431,354 × 1,431,354
4. Step 4: Simplify right side
   674,124x = 2,048,774,273,316
5. Step 5: Solve for x
   x = 2,048,774,273,316/674,124
6. Step 6: Final answer
   x = 3,039,165.31