Finding the Fourth Proportional to 2,633.34, 3,946.60 and 1,071.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,633.34 : 3,946.60 = 1,071.53 : x
2. Step 2: Convert to fraction form
   2,633.34/3,946.60 = 1,071.53/x
3. Step 3: Cross multiply
   2,633.34x = 3,946.60 × 1,071.53
4. Step 4: Simplify right side
   2,633.34x = 4,228,894.94
5. Step 5: Solve for x
   x = 4,228,894.94/2,633.34
6. Step 6: Final answer
   x = 1,605.91