Finding the Fourth Proportional to 2,175.57, 3,263.76 and 714.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.57 : 3,263.76 = 714.83 : x
2. Step 2: Convert to fraction form
   2,175.57/3,263.76 = 714.83/x
3. Step 3: Cross multiply
   2,175.57x = 3,263.76 × 714.83
4. Step 4: Simplify right side
   2,175.57x = 2,333,017.24
5. Step 5: Solve for x
   x = 2,333,017.24/2,175.57
6. Step 6: Final answer
   x = 1,072.37