Finding the Third Proportional to 1,394,481 and 2,154,783

Step by Step Solution

1. Step 1: Write the proportion equation
   1,394,481 : 2,154,783 = 2,154,783 : x
2. Step 2: Convert to fraction form
   1,394,481/2,154,783 = 2,154,783/x
3. Step 3: Cross multiply
   1,394,481x = 2,154,783 × 2,154,783
4. Step 4: Simplify right side
   1,394,481x = 4,643,089,777,089
5. Step 5: Solve for x
   x = 4,643,089,777,089/1,394,481
6. Step 6: Final answer
   x = 3,329,618.53