Finding the Fourth Proportional to 1,071.32, 1,606.91 and 301.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071.32 : 1,606.91 = 301.82 : x
2. Step 2: Convert to fraction form
   1,071.32/1,606.91 = 301.82/x
3. Step 3: Cross multiply
   1,071.32x = 1,606.91 × 301.82
4. Step 4: Simplify right side
   1,071.32x = 484,988.03
5. Step 5: Solve for x
   x = 484,988.03/1,071.32
6. Step 6: Final answer
   x = 452.70