Finding the Third Proportional to 1,340,178 and 2,072,479

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,178 : 2,072,479 = 2,072,479 : x
2. Step 2: Convert to fraction form
   1,340,178/2,072,479 = 2,072,479/x
3. Step 3: Cross multiply
   1,340,178x = 2,072,479 × 2,072,479
4. Step 4: Simplify right side
   1,340,178x = 4,295,169,205,441
5. Step 5: Solve for x
   x = 4,295,169,205,441/1,340,178
6. Step 6: Final answer
   x = 3,204,924.42