Finding the Third Proportional to 1,808,780 and 3,766,412

Step by Step Solution

1. Step 1: Write the proportion equation
   1,808,780 : 3,766,412 = 3,766,412 : x
2. Step 2: Convert to fraction form
   1,808,780/3,766,412 = 3,766,412/x
3. Step 3: Cross multiply
   1,808,780x = 3,766,412 × 3,766,412
4. Step 4: Simplify right side
   1,808,780x = 14,185,859,353,744
5. Step 5: Solve for x
   x = 14,185,859,353,744/1,808,780
6. Step 6: Final answer
   x = 7,842,777.65