Finding the Third Proportional to 1,668,861 and 3,426,191

Step by Step Solution

1. Step 1: Write the proportion equation
   1,668,861 : 3,426,191 = 3,426,191 : x
2. Step 2: Convert to fraction form
   1,668,861/3,426,191 = 3,426,191/x
3. Step 3: Cross multiply
   1,668,861x = 3,426,191 × 3,426,191
4. Step 4: Simplify right side
   1,668,861x = 11,738,784,768,481
5. Step 5: Solve for x
   x = 11,738,784,768,481/1,668,861
6. Step 6: Final answer
   x = 7,034,009.88