Finding the Fourth Proportional to 1,074,727.73, 1,612,288.42 and 443,297.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074,727.73 : 1,612,288.42 = 443,297.09 : x
2. Step 2: Convert to fraction form
   1,074,727.73/1,612,288.42 = 443,297.09/x
3. Step 3: Cross multiply
   1,074,727.73x = 1,612,288.42 × 443,297.09
4. Step 4: Simplify right side
   1,074,727.73x = 714,722,759,926.83
5. Step 5: Solve for x
   x = 714,722,759,926.83/1,074,727.73
6. Step 6: Final answer
   x = 665,026.82