Finding the Third Proportional to 769,040 and 1,656,410

Step by Step Solution

1. Step 1: Write the proportion equation
   769,040 : 1,656,410 = 1,656,410 : x
2. Step 2: Convert to fraction form
   769,040/1,656,410 = 1,656,410/x
3. Step 3: Cross multiply
   769,040x = 1,656,410 × 1,656,410
4. Step 4: Simplify right side
   769,040x = 2,743,694,088,100
5. Step 5: Solve for x
   x = 2,743,694,088,100/769,040
6. Step 6: Final answer
   x = 3,567,687.10