Finding the Fourth Proportional to 1,304.82, 1,802.25 and 1,056.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,304.82 : 1,802.25 = 1,056.42 : x
2. Step 2: Convert to fraction form
   1,304.82/1,802.25 = 1,056.42/x
3. Step 3: Cross multiply
   1,304.82x = 1,802.25 × 1,056.42
4. Step 4: Simplify right side
   1,304.82x = 1,903,932.95
5. Step 5: Solve for x
   x = 1,903,932.95/1,304.82
6. Step 6: Final answer
   x = 1,459.15