Finding the Third Proportional to 1,166,435 and 1,668,005

Step by Step Solution

1. Step 1: Write the proportion equation
   1,166,435 : 1,668,005 = 1,668,005 : x
2. Step 2: Convert to fraction form
   1,166,435/1,668,005 = 1,668,005/x
3. Step 3: Cross multiply
   1,166,435x = 1,668,005 × 1,668,005
4. Step 4: Simplify right side
   1,166,435x = 2,782,240,680,025
5. Step 5: Solve for x
   x = 2,782,240,680,025/1,166,435
6. Step 6: Final answer
   x = 2,385,251.37