Finding the Fourth Proportional to 1,074,942.67, 1,612,647.29 and 326,969.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074,942.67 : 1,612,647.29 = 326,969.23 : x
2. Step 2: Convert to fraction form
   1,074,942.67/1,612,647.29 = 326,969.23/x
3. Step 3: Cross multiply
   1,074,942.67x = 1,612,647.29 × 326,969.23
4. Step 4: Simplify right side
   1,074,942.67x = 527,286,042,672.89
5. Step 5: Solve for x
   x = 527,286,042,672.89/1,074,942.67
6. Step 6: Final answer
   x = 490,524.80