Finding the Third Proportional to 667,435 and 1,382,184

Step by Step Solution

1. Step 1: Write the proportion equation
   667,435 : 1,382,184 = 1,382,184 : x
2. Step 2: Convert to fraction form
   667,435/1,382,184 = 1,382,184/x
3. Step 3: Cross multiply
   667,435x = 1,382,184 × 1,382,184
4. Step 4: Simplify right side
   667,435x = 1,910,432,609,856
5. Step 5: Solve for x
   x = 1,910,432,609,856/667,435
6. Step 6: Final answer
   x = 2,862,350.06