Finding the Third Proportional to 1,782,426 and 3,711,723

Step by Step Solution

1. Step 1: Write the proportion equation
   1,782,426 : 3,711,723 = 3,711,723 : x
2. Step 2: Convert to fraction form
   1,782,426/3,711,723 = 3,711,723/x
3. Step 3: Cross multiply
   1,782,426x = 3,711,723 × 3,711,723
4. Step 4: Simplify right side
   1,782,426x = 13,776,887,628,729
5. Step 5: Solve for x
   x = 13,776,887,628,729/1,782,426
6. Step 6: Final answer
   x = 7,729,290.10