Finding the Fourth Proportional to 1,071.82, 1,479.12 and 606.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071.82 : 1,479.12 = 606.04 : x
2. Step 2: Convert to fraction form
   1,071.82/1,479.12 = 606.04/x
3. Step 3: Cross multiply
   1,071.82x = 1,479.12 × 606.04
4. Step 4: Simplify right side
   1,071.82x = 896,405.88
5. Step 5: Solve for x
   x = 896,405.88/1,071.82
6. Step 6: Final answer
   x = 836.34