Finding the Fourth Proportional to 1,061.69, 1,592.29 and 446.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.69 : 1,592.29 = 446.09 : x
2. Step 2: Convert to fraction form
   1,061.69/1,592.29 = 446.09/x
3. Step 3: Cross multiply
   1,061.69x = 1,592.29 × 446.09
4. Step 4: Simplify right side
   1,061.69x = 710,297.24
5. Step 5: Solve for x
   x = 710,297.24/1,061.69
6. Step 6: Final answer
   x = 669.03