Finding the Fourth Proportional to 1,061.30, 1,592.73 and 403.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.30 : 1,592.73 = 403.82 : x
2. Step 2: Convert to fraction form
   1,061.30/1,592.73 = 403.82/x
3. Step 3: Cross multiply
   1,061.30x = 1,592.73 × 403.82
4. Step 4: Simplify right side
   1,061.30x = 643,168.26
5. Step 5: Solve for x
   x = 643,168.26/1,061.30
6. Step 6: Final answer
   x = 606.02